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Phacopida

Trilobita - Phacopida

Synonymy list
YearName and author
1864Phacopida Salter
1957Phacopida Harrington and Leanza
2002Phacopida Sepkoski
2011Phacopida Adrain p. 105

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
RankNameAuthor
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
orderPhacopidaSalter 1864

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Or. †Phacopida Salter 1864
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G. †Calpmenella Bergeron 1890
Subor. †Calymenina Swinnerton 1915
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Fm. †Bathycheilidae Pribyl 1953
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G. †Bathycheilus Holub 1908
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†Bathycheilus castilianus Hammann 1983
Invalid names: Parabathycheilus Mergl 1984 [synonym]
G. †Eulomina Ružicka 1931
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†Eulomina mitratum Ruzicka 1926
Fm. †Bavarillidae Sdzuy 1957
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G. †Bavarilla Barrande 1868
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†Bavarilla hofensis Barrande 1868
†Bavarilla zemmourensis Destombes et al. 1969
G. †Holoubkocheilus Mergl 1994
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†Holoubkocheilus asopus Mergl 2006
Fm. †Calymenidae Milne-Edwards 1840
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G. †Calymenesun Kobayashi 1951
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†Calymenesun tingi Sun 1931
Invalid names: Calymenesun tingi Sun 1931 [valid], Calymenesun yinganensis Zhang 1981 [valid]
Subfm. †Calymeninae Milne Edwards 1840
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G. †Alcymene Ramsköld et al. 1994
G. †Arcticalymene Adrain and Edgecombe 1997
G. †Atlanticalymene Adrain et al. 2020
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†Atlanticalymene bardensis Adrain et al. 2020
G. †Calymene Brongniart 1822
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Subg. †Calymene (Calymene) Brongniart 1822
†Calymene ansensis Männil 1977
†Calymene barnesi Chatterton and Ludvigsen 2004
†Calymene blumenbachii Brongniart 1822
†Calymene breviceps Raymond 1916
†Calymene bufo Green 1832
†Calymene callicephala Green 1832
†Calymene celebra Raymond 1916
†Calymene conradi Emmons 1855
†Calymene frontosa Lindström 1885
†Calymene gamachei Chatterton and Ludvigsen 2004
†Calymene granulosa Foerste 1909
†Calymene hadyardensis Lamont 1949
†Calymene latifrons Bronn 1825
†Calymene latigenata Männil 1977
†Calymene marginata Shirley 1936
†Calymene mimaspera Schrank 1970
†Calymene minimarginata Schrank 1970
†Calymene nasuta Ulrich 1879
†Calymene niagarensis Hall 1843
†Calymene nowlani Chatterton and Ludvigsen 2004
†Calymene orthomarginata Schrank 1970
†Calymene polgari Siveter and Chatterton 1996
†Calymene pompeckji Kummerow 1928
†Calymene retrorsa Foerste 1910
†Calymene ubitquitosus Howells 1982
G. †Diacalymene Kegel 1927
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†Diacalymene consimilis Schuchert and Cooper 1930
†Diacalymene gabrielsi Siveter and Chatterton 1996
†Diacalymene lesperancei Chatterton and Ludvigsen 2004
†Diacalymene schucherti Twenhofel 1928
Invalid names: Dekalymene Curtis and Lane 1998 [synonym]
Subfm. †Carmoninae Kielan 1960
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G. †Carmon Barrande 1872
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†Carmon mutilus Kielan 1960
Subfm. †Flexicalymeninae Siveter 1977
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G. †Flexicalymene Shirley 1936
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Subg. †Flexicalymene (Flexicalymene) Siveter 1977
Subg. †Flexicalymene (Onnicalymene) Dean 1962
Subg. †Flexicalymene (Reacalymene) Shirley 1936
†Flexicalymene aurora Hughes 1969
†Flexicalymene cambrensis Salter 1865
†Flexicalymene caractaci Salter 1865
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Invalid names: Flexicalymene cobboldi Dean 1963 [synonym], Flexicalymene trigonoceps Bancroft 1949 [synonym]
†Flexicalymene cavei Price 1974
†Flexicalymene granulosa Foerste 1909
†Flexicalymene griphus Ross 1967
†Flexicalymene incerta Barrande 1852
†Flexicalymene magnipapilla Stumm and Kauffman 1958
†Flexicalymene meeki Foerste 1910
†Flexicalymene onniensis Shirley 1936
†Flexicalymene peregrina Zhou and Zhou 2006
†Flexicalymene planilabra Stumm and Kauffman 1958
†Flexicalymene praelongicephala Stumm and Kauffman 1958
†Flexicalymene quadricapita Stumm and Kauffman 1958
†Flexicalymene retrorsa Foerste 1910
†Flexicalymene scabustula Siveter 1977
†Flexicalymene scotica Lamont 1949
†Flexicalymene shirleyi Tripp 1954
†Flexicalymene tazarinensis Destombes 1966
†Flexicalymene trinucleina Tullberg 1882
†Flexicalymene vaccarii Waisfeld and Sanchez 1993
G. †Metacalymene Kegel 1927
G. †Sthenarocalymene Siveter 1977
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†Sthenarocalymene lirella Siveter 1977
G. †Thelecalymene Whittington 1971
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G. †Gravicalymene Shirley 1936
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†Gravicalymene affinis Hawle and Corda 1847
†Gravicalymene arcuata Price 1982
†Gravicalymene asperula Vanek 1965
†Gravicalymene australis Etheridge and Mitchell 1917
†Gravicalymene bakeri Smith and Ebach 2020
†Gravicalymene capitovata Siveter 1977
†Gravicalymene convolva Shirley 1936
†Gravicalymene coppinsensis Chatterton and Campbell 1980
†Gravicalymene deani Ingham 1977
†Gravicalymene eunoa Haas 1968
†Gravicalymene hagani Ross 1967
†Gravicalymene hetera Gill 1945
†Gravicalymene hornyi Snajdr 1981
†Gravicalymene inflata Dean 1963
†Gravicalymene interjecta Hawle and Corda 1847
†Gravicalymene lardeuxi Pillet 1976
†Gravicalymene longmenshanensis Li and Hao 1978
†Gravicalymene maura Alberti 1969
†Gravicalymene pola Snadjr 1982
†Gravicalymene pontilis Price 1982
†Gravicalymene quadrilobata Chatterton 1971
†Gravicalymene reperta Oehlert 1890
†Gravicalymene scutula Holloway 1980
†Gravicalymene susi McNamara 1979
†Gravicalymene tedderensis Alberti 1969
†Gravicalymene vaccina Holloway 1994
†Gravicalymene yamakoshii Kobayashi and Hamada 1977
†Gravicalymene zhenzishanensis Kobayashi and Hamada 1977
Invalid names: Apocalymene Chatterton and Campbell 1980 [synonym]
G. †Linguocalymene Tomczykowa 1991
G. †Liocalymene Raymond 1916
G. †Neseuretus Hicks 1873
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Subg. †Neseuretus (Neseuretus) Hicks 1873
†Neseuretus arenosus Dean 1966
†Neseuretus attenuatus Gigout 1951
†Neseuretus avus Hammann 1977
†Neseuretus bergeroni Thoral 1935
†Neseuretus bullatus Whittard 1960
†Neseuretus caerhunensis Beckly 1989
†Neseuretus chaschuilensis Vaccari and Waisfeld 1994
†Neseuretus convexius Sheng 1958
†Neseuretus elegans Lee 1978
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Invalid names: Neseuretus leiboensis Lee 1978 [synonym]
†Neseuretus equalis Lu in Lu and Chang 1974
†Neseuretus henkei Hammann 1977
†Neseuretus kayseri Kobayashi 1951
†Neseuretus kobayashii Harrington and Leanza 1957
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Invalid names: Calymene (Synhomalonotus) pompeckji Kobayashi 1937 [replaced], Synhomalonotus pompeckji Kobayashi 1937 [replaced]
†Neseuretus leonensis Hammann 1983
†Neseuretus lipanensis Waisfeld 1997
†Neseuretus monensis Shirley 1936
†Neseuretus murchisoni Salter 1865
†Neseuretus paronai Pellizzari 1913
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Invalid names: Neseuretus concavus Lu 1975 [synonym], Neseuretus expansus Lu 1975 [synonym], Neseuretus tenellus Lu 1975 [synonym]
†Neseuretus parvifrons McCoy 1851
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Invalid names: Neseuretus brevisulcus Whittard 1960 [synonym], Neseuretus complanatus Whittard 1960 [synonym]
†Neseuretus ramseyensis Hicks 1873
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Invalid names: Calymene recurvatus Hicks 1873 [synonym], Neseuretus elongatus Hicks 1873 [synonym], Neseuretus grandior Whittard 1960 [synonym], Neseuretus quadratus Hicks 1873 [synonym]
†Neseuretus sexangulus Dean 1971
†Neseuretus tardus Hammann 1983
†Neseuretus tristani Brongniart in Desmarest 1817
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Invalid names: Calymene sanmigueli Linares 1950 [synonym]
†Neseuretus turveyi Zhou et al. 2001
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Invalid names: Neseuretus elongatus Zhou et al. 1998 [replaced]
†Neseuretus vaningeni Dean in Dean and Martin 1978
Invalid names: Synhomalonotus Pompeckj 1898 [synonym]
G. †Nipponocalymene Kaneko 1985
G. †Onnicalymene Dean 1962
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†Onnicalymene laticeps Bancroft 1949
G. †Papillicalymene Shirley 1936
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†Papillicalymene husseyi Stumm and Kauffman 1958
Subfm. †Pharostomatinae Hupe 1953
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G. †Prionocheilus Rouault 1847
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†Prionocheilus foveolatum Törnquist 1884
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Invalid names: Prionocheilus narinosus Siveter 1977 [synonym]
†Prionocheilus mendax Vanek 1965
†Prionocheilus obtusus McCoy 1846
†Prionocheilus pulchra Beyrich 1846
†Prionocheilus verneuili Rouault 1847
Invalid names: Pharostoma Hawle and Corda 1847 [synonym]
G. †Xuanenia Zhou 1977
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†Xuanenia granulosa Zhou 1977
†Xuanenia splendida Ju 1983
G. †Platycalymene Shirley 1936
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†Platycalymene dilatata Tullberg 1882
†Platycalymene duplicata Murchison 1839
†Platycalymene metoeca Ingham and Tripp 1991
†Platycalymene tasgarensis Shirley 1936
†Platycalymene trapezoidalis Baldis and Pothe 1995
Invalid names: Sulcocalymene Baldis and Pothe 1995 [synonym]
G. †Pradoella Hammann 1977
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†Pradoella lugneensis Courtessole et al. 1983
†Pradoella pradoi Hammann 1977
†Pradoella sanabriensis Hammann 1983
G. †Protocalymene Ross and Barnes 1967
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†Protocalymene mcallisteri Ross and Barnes 1967
G. †Reacalymene Shirley 1936
G. †Reedocalymene Kobayashi 1951
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Subfm. †Reedocalymeninae Hupe 1955
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G. †Calymenesun Kobayashi 1951
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†Calymenesun tingi Sun 1931
Invalid names: Calymenesun tingi Sun 1931 [valid], Calymenesun yinganensis Zhang 1981 [valid]
G. †Neseuretinus Dean 1967
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Invalid names: Neseuretinus turcicus Dean 1967 [synonym], Neseuretus ghavideli Bruton et al. 2004 [synonym]
G. †Vietnamia Kobayashi 1960
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†Vietnamia abnormis Lee 1987
†Vietnamia douvillei Mansuy 1908
†Vietnamia nivalis Salter 1865
†Vietnamia pamiricus Balashova 1966
†Vietnamia sulcatus Kolobova in Sokolov and Yolkin 1978
†Vietnamia teichmuelleri Hammann and Leone 1997
Invalid names: Sarrabesia Hammann and Leone 1997 [synonym]
G. †Salterocoryphe Hammann 1977
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†Salterocoryphe salteri Rouault 1851
G. †Spathacalymene Tillman 1960
G. †Tapinocalymene Siveter 1980
Fm. †Homalonotidae Chapman 1890
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G. †Arduennella Wenndorf 1990
G. †Burmeisterella Reed 1918
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†Burmeisterella armata Burmeister 1843
Subfm. †Colpocoryphinae Hupe 1955
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G. †Colpocoryphe Novak and Perner 1918
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†Colpocoryphe adisol Šnajdr 1984
†Colpocoryphe arago Rouault 1849
†Colpocoryphe bohemica Vanek 1965
†Colpocoryphe grandis Snajdr 1956
†Colpocoryphe inopinata Novak and Perner 1918
†Colpocoryphe rouaulti Henry 1970
†Colpocoryphe taylorum Fortey and Owens 1987
†Colpocoryphe thorali Dean 1966
G. †Plaesiacomia Hawle and Corda 1847
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†Plaesiacomia hesselinki Hammann 1983
†Plaesiacomia hughesi Thomas 1977
†Plaesiacomia oehlerti Kerforne 1900
†Plaesiacomia rara Hawle and Corda 1847
†Plaesiacomia vacuvertis Thomas 1977
Subfm. †Eohomalonotinae Hupe 1953
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G. †Calymenella Bergeron 1890
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†Calymenella alcantarae Hammann and Henry 1978
†Calymenella bayani Tromelin and Lebesconte 1875
†Calymenella boisseli Bergeron 1890
G. †Eohomalonotus Reed 1918
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†Eohomalonotus brongniarti Deslongchamps 1825
†Eohomalonotus incertus Bigot 1888
†Eohomalonotus sdzuyi Hammann and Henry 1978
†Eohomalonotus vicaryi Salter 1865
†Eohomalonotus villicumensis Baldis and Blasco 1975
Subfm. †Homalonotinae Chapman 1890
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G. †Brongniartella Reed 1918
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†Brongniartella minor Salter 1852
†Brongniartella platynota Dalman 1828
†Brongniartella robusta Lespérance 1968
†Brongniartella zaplensis Harrington and Leanza 1957
Invalid names: Pamirotellus Balashova 1968 [synonym], Portaginus Lesperance 1968 [synonym]
G. †Burmeisteria Salter 1865
G. †Digonus Guerich 1909
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†Digonus comes Chlupac 1981
†Digonus roemeri de Koninck 1876
†Digonus zemmourensis Pillet 1961
G. †Dipleura Green 1832
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†Dipleura dekayi Green 1832
G. †Homalonotus König 1825
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†Homalonotus bisulcatus McCoy 1851
†Homalonotus harrisoni McCoy 1876
Invalid names: Koenigia Salter 1965 [objective synonym]
G. †Parahomalonotus Reed 1918
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†Parahomalonotus calvus Chatterton et al. 2006
†Parahomalonotus forbesi Rouault 1855
†Parahomalonotus gervillei de Verneuil 1850
†Parahomalonotus vialai Gosselet 1912
G. †Platycoryphe Foerste 1919
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†Platycoryphe bohemica Barrande 1852
†Platycoryphe christyi Hall 1860
†Platycoryphe dangeardi Henry 1971
†Platycoryphe dyaulax Thomas 1977
†Platycoryphe heberti Lebesconte 1887
†Platycoryphe platycephala Foerste 1910
†Platycoryphe vieillardi Tromelin 1877
†Platycoryphe vulcani Murchison 1839
Invalid names: Liangshanaspis Zhang 1974 [synonym]
G. †Trimerus Green 1832
G. †Wenndorfia Sandford 2005
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†Wenndorfia angusticostatus Tomczykowa 1975
†Wenndorfia bostoviensis Tomczykowa 1975
†Wenndorfia miloni Renaud 1942
†Wenndorfia mutabilis Koch 1880
G. †Iberocoryphe Hammann 1977
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†Iberocoryphe bonissenti Morière 1885
†Iberocoryphe deslongchampsi Tromelin 1877
†Iberocoryphe fugitivus Tromelin 1877
†Iberocoryphe serratus Tromelin 1877
†Iberocoryphe verneuili Hammann 1977
G. †Kerfornella Henry 1976
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†Kerfornella barrandei Hammann 1983
†Kerfornella brevicaudata Deslongchamps 1825
†Kerfornella miloni Henry 1976
Subfm. †Kerfornellinae Henry 1980
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G. †Huemacaspis Pribyl and Vanek 1980
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†Huemacaspis bistrami Hoek 1912
G. †Leiostegina Kobayashi 1937
G. †Scabrella Wenndorf 1990
Fm. †Pharostomatidae Hupé 1953
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G. †Altiplanelaspis Pribyl and Vanek 1980
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†Altiplanelaspis palquiensis Přibyl and Vanĕk 1980
G. †Paivinia Rosov and Dubatlova 1985
G. †Pharostomina Sdzuy 1955
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†Pharostomina mexicana Robison and Pantoja-Alor 1968
†Pharostomina trapezoidalis Harrington and Leanza 1957
Invalid names: Colpocoryphoides Harrington and Leanza 1957 [synonym]
G. †Ptychometopus Schmidt 1894
G. †Thulincola Tripp 1962
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†Thulincola immanis Tripp 1980
Subor. †Cheirurina Harrington and Leanza 1957
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Fm. †Cheiruridae Hawle and Corda 1847
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Subfm. †Acanthoparyphinae Whittington and Evitt 1953
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G. †Acanthoparypha Whittington and Evitt 1953
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†Acanthoparypha chiropyga Whittington and Evitt 1953
†Acanthoparypha echinoderma Chatterton and Ludvigsen 1976
†Acanthoparypha evitti Chatterton and Ludvigsen 1976
†Acanthoparypha goniopyga Ludvigsen 1979
†Acanthoparypha perforata Whittington and Evitt 1953
G. †Nieszkowskia Schmidt 1881
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†Nieszkowskia cephaloceras Nieszkowski 1857
†Nieszkowskia cephaloceros Nieszkowski 1857
†Nieszkowskia excelsus Raymond 1925
†Nieszkowskia jakei Edgecombe et al. 1999
†Nieszkowskia norvegica Nikolaisen 1961
†Nieszkowskia satyrus Billings 1865
†Nieszkowskia tumida Angelin 1854
†Nieszkowskia yongyii Edgecombe et al. 1999
G. †Pandaspinapyga Esker and Levin 1964
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†Pandaspinapyga dactyla Chatterton and Ludvigsen 1976
†Pandaspinapyga salsa Esker, III 1964
G. †Actinopeltis Hawle and Corda 1847
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†Actinopeltis spjeldnaesi Hammann 1972
G. †Anasobella Campbell 1967
G. †Ancyginaspis Pribyl and Vanek 1985
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†Ancyginaspis priscus Tjernvik 1956
G. †Arcticeraurinella Pribyl et al. 1985
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†Arcticeraurinella arctica Ludvigsen 1979
G. †Areia Barrande 1868
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†Areia bohemica Barrande 1868
G. †Areiaspis Přibyl and Vaněk 1964
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†Areiaspis barrandei Novák and Perner 1918
G. †Borealaspis Ludvigson 1976
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†Borealaspis biformis Ludvigsen 1976
†Borealaspis numitor Billings 1866
†Borealaspis whittakerensis Ludvigsen 1976
Invalid names: Alreboaspis Pribyl and Vanek 1985 [synonym]
G. †Bornholmaspis Pribyl and Vanek 1983
G. †Ceraurinium Pribyl et al. 1985
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†Ceraurinium intermedia Kielan 1955
G. †Cerauromeros Pribyl and Vanek 1985
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†Cerauromeros hydei Weller 1907
G. †Cerauropeltis Pribyl and Vanek 1985
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†Cerauropeltis ruedemanni Raymond 1916
G. †Ceraurus Green 1832
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Subg. †Ceraurus (Pseudosphaerexochus) Schmidt 1881
†Ceraurus angustus Raymond 1925
†Ceraurus blussoni Ludvigsen 1979
†Ceraurus gabrielsi Ludvigsen 1979
†Ceraurus globulobatus Bradley 1930
†Ceraurus granulosus Raymond and Barton 1913
†Ceraurus hirsuitus Ludvigsen 1979
†Ceraurus hudsoni Raymond 1905
†Ceraurus infrequens Phleger, Jr. 1933
†Ceraurus intermedia Kielan 1955
†Ceraurus latifrons Warburg 1925
†Ceraurus mackenziensis Ludvigsen 1979
†Ceraurus maewestoides Ludvigsen 1979
†Ceraurus matranseris Sinclair 1947
†Ceraurus milleranus Miller and Gurley 1897
†Ceraurus ruidus Cooper 1953
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Invalid names: Ceraurus (Eoceraurus) trapezoidalis Esker, III 1964 [synonym], Ceraurus breviceps Cooper 1953 [synonym], Ceraurus convexus Cooper 1953 [synonym]
†Ceraurus serratus Ludvigsen 1979
†Ceraurus tenuicornis Raymond 1925
†Ceraurus tuberosus Troedsson 1928
†Ceraurus whittingtoni Evitt 1953
Invalid names: Bufoceraurus Hessin 1989 [synonym], Eoceraurus Esker, III 1964 [synonym]
G. †Chacomurus Branisa and Vanek 1973
Subfm. †Cheirurinae Hawle and Corda 1847
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G. †Azyptyx Holloway 1991
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†Azyptyx toongabbiensis Holloway 1991
G. †Ceraurinella Cooper 1953
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†Ceraurinella biformis Maksimova 1955
†Ceraurinella brevispina Ludvigsen 1979
†Ceraurinella chondra Whittington and Evitt 1953
†Ceraurinella frequens Chugaeva 1968
†Ceraurinella intermedia Kielan 1955
†Ceraurinella kasachstanica Tschugaeva 1958
†Ceraurinella kingstoni Chatterton and Ludvigsen 1976
†Ceraurinella latipyga Shaw 1968
†Ceraurinella longispina Ludvigsen 1979
†Ceraurinella media Ludvigsen 1979
†Ceraurinella nahanniensis Chatterton and Ludvigsen 1976
†Ceraurinella necra Ludvigsen 1979
†Ceraurinella oepiki Edgecombe et al. 1999
†Ceraurinella polydorus Billings 1865
†Ceraurinella pompilia Billings 1865
†Ceraurinella scofieldi Clarke 1897
†Ceraurinella seriata Ludvigsen 1979
†Ceraurinella typa Cooper 1953
†Ceraurinella zhoui Edgecombe et al. 1999
Invalid names: Bartoninus Tripp 1962 [synonym]
G. †Ceraurinus Barton 1913
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†Ceraurinus daedalus Cox 1933
†Ceraurinus glabra Whittington 1954
†Ceraurinus icarus Billings 1860
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Invalid names: Ceraurinus elongatus Schuchert and Cooper 1930 [synonym]
†Ceraurinus marginatus Barton 1913
†Ceraurinus platycanthus Bradley 1930
Invalid names: Remipyga Whittington 1954 [synonym]
G. †Crotalocephalina Pibyl and Vanek 1964
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Subg. †Crotalocephalina (Crotalocephalina) Pribyl and Vanek 1964
†Crotalocephalina chlupaci Přibyl and Vaňek 1962
†Crotalocephalina gibbus Beyrich 1845
†Crotalocephalina globifrons Hawle and Corda 1847
Invalid names: Gibbocephalus Pillet 1965 [objective synonym], Mezocrotalus Maksimova 1978 [synonym]
G. †Hadromeros Lane 1971
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†Hadromeros clasonii Törnquist 1905
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Invalid names: Cheirurus speciosus Törnquist 1884 [synonym]
†Hadromeros elongatus Reed 1931
†Hadromeros subulatus Linnarsson 1869
†Hadromeros toernquisti Warburg 1925
G. †Leviceraurus Hessin 1988
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G. †Paraceraurus Männil 1958
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†Paraceraurus aculeatus Eichwald 1860
†Paraceraurus helgoeyensis Nikolaisen 1961
†Paraceraurus perlongus Brøgger 1882
G. †Cheirurus Beyrich 1845
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Subg. †Cheirurus (Crotalocephalina) Pibyl and Vanek 1964
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†Cheirurus (Crotalocephalina) oxina Holloway and Neil 1982
Subg. †Cheirurus (Pseudosphaerexochus) Schmidt 1881
†Cheirurus clasonii Törnquist 1905
†Cheirurus dilatatus Raymond 1916
†Cheirurus glaber Angelin 1854
†Cheirurus juvenis Salter 1848
†Cheirurus marianus Verneuil and Barrande 1855
†Cheirurus niagarensis Hall 1868
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Invalid names: Ceraurus insignis Hall 1852 [synonym]
†Cheirurus nuperus Billings 1866
†Cheirurus patens Raymond 1916
†Cheirurus punctatus Angelin 1854
†Cheirurus tarquininus Billings 1863
†Cheirurus welleri Raymond 1916
G. †Crotalocephalus Salter 1853
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†Crotalocephalus affinis Hawle and Corda 1847
†Crotalocephalus albertii Pribyl and Vanek 1984
†Crotalocephalus maurus Alberti 1966
†Crotalocephalus pauper Barrande 1852
†Crotalocephalus silverdalensis Etheridge and Mitchell 1917
†Crotalocephalus struszi Chatterton and Wright 1986
Invalid names: Cerauroides Prantl and Pribyl 1947 [synonym], Pilletopeltis Pillet 1973 [synonym]
G. †Chiozoon Lane 1972
G. †Contracheirurus Chatterton and Perry 1984
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G. †Crotalocephalides Alberti 1967
Subfm. †Cyrtometopinae Oepik 1937
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G. †Cyrtometopella Nikolaisen 1961
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†Cyrtometopella askerensis Nikolaisen 1961
†Cyrtometopella rosenthali Schmidt 1881
†Cyrtometopella tumula Nikolaisen 1961
G. †Cyrtometopus Angelin 1854
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†Cyrtometopus clavifrons Dalman 1827
G. †Deiphon Barrande 1846
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†Deiphon angelini Warburg 1925
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Invalid names: Deiphon forbesi Törnquist 1884 [synonym], Deiphon laevis Angelin 1854 [synonym]
†Deiphon barrandei Whittard 1934
Subfm. †Deiphoninae Raymond 1913
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G. †Sphaerocoryphe Angelin 1854
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†Sphaerocoryphe dentata Angelin 1854
†Sphaerocoryphe gemina Tripp et al. 1997
†Sphaerocoryphe granulata Angelin 1854
†Sphaerocoryphe kingi Ingham 1974
†Sphaerocoryphe longispina Tripp et al. 1997
†Sphaerocoryphe ludvigseni Chatterton 1980
†Sphaerocoryphe major Ruedemann 1901
†Sphaerocoryphe psiles Tripp 1954
†Sphaerocoryphe punctata Angelin 1854
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Invalid names: Deiphon punctatus Wiman 1907 [synonym]
†Sphaerocoryphe robusta Walcott 1875
G. †Didrepanon Lane 1971
Subfm. †Eccoptochilinae Lane 1971
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G. †Eccoptochile Hawle and Corda 1847
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Subg. †Eccoptochile (Eccoptochile) Hawle and Corda 1847
Subg. †Eccoptochile (Eccoptochiloides) Prantl and Pribyl 1947
†Eccoptochile almaldensis Romano 1980
†Eccoptochile clavigera Beyrich 1845
†Eccoptochile guillieri Tromelin 1873
†Eccoptochile impedita Hammann 1972
†Eccoptochile mariana Verneuil and Barrande 1855
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Invalid names: Cheirurus guillieri Tromelin 1873 [synonym]
†Eccoptochile perlata Hawle and Corda 1847
†Eccoptochile scuticauda Barrande 1846
Invalid names: Eccoptochiloides Prantle and Pribyl 1948 [synonym]
G. †Forteyops Pribyl et al. 1985
+
†Forteyops sexapugia Ross 1951
G. †Foulonia Pribyl and Vanek 1985
+
†Foulonia peregrina Dean 1966
G. †Gabriceraurus Pribyl and Vanek 1985
+
†Gabriceraurus dentatus Raymond and Barton 1913
G. †Hammannopyge Pribyl and Vanek 1985
+
†Hammannopyge unica Thomson 1857
G. †Hapsiceraurus Whittington 1954
+
†Hapsiceraurus hispidus Whittington 1954
G. †Heliomera Raymond 1905
+
†Heliomera albata Whittington 1963
G. †Heliomeroides Evitt 1951
+
†Heliomeroides alacer Whittington 1963
†Heliomeroides evitti Baldis and Pothe 1995
†Heliomeroides freschaufae Chatterton 1980
†Heliomeroides raymondi Bradley 1930
†Heliomeroides teres Evitt 1951
+
Invalid names: Heliomera chipperfieldi Tripp 1967 [synonym], Heliomeroides akocephala Shaw 1968 [synonym]
†Heliomeroides treta Evitt 1951
G. †Hemisphaerocoryphe Reed 1896
+
+
Invalid names: Staurocephalus granulatus Linnarsson 1869 [synonym]
†Hemisphaerocoryphe inflatus Nikolaisen 1961
Invalid names: Ellipsocoryphe Lu 1975 [synonym]
G. †Holia Bradley 1930
+
†Holia anacantha Ludvigsen 1979
†Holia cimelia Whittington and Evitt 1953
†Holia glabra Adrain 1998
†Holia magnaspina Bradley 1930
†Holia secristi Whittington and Evitt 1953
Invalid names: Ainoa Mannil 1958 [synonym]
G. †Holotrachelus Holm 1898
+
†Holotrachelus punctillosus Törnquist 1884
G. †Hyrokybe Lane 1972
+
†Hyrokybe canadensis Billings 1866
†Hyrokybe copelandi Perry and Chatterton 1979
†Hyrokybe hadnagyi Chatterton and Perry 1984
†Hyrokybe julli Chatterton and Perry 1984
†Hyrokybe lenzi Chatterton and Perry 1984
†Hyrokybe lightfooti Adrain 1998
†Hyrokybe youngi Adrain 1998
Invalid names: Shiqiania Chang 1974 [synonym]
G. †Junggarella Xiang and Zhang 1981
G. †Kawina Barton 1916
+
†Kawina arnoldi Whittington 1963
†Kawina chazyensis Raymond 1905
†Kawina divergens Reed 1945
†Kawina griphus Whittington 1963
†Kawina limbata Whittington 1963
†Kawina mercurius Billings 1865
†Kawina prolificus Billings 1865
†Kawina prominulus Whittington 1963
†Kawina scrobiculus Whittington 1963
†Kawina sinica Zhou et al. 2014
†Kawina torulus Whittington 1963
†Kawina trentonensis Clarke 1897
†Kawina vulcanus Billings 1865
†Kawina webbi Hintze 1953
†Kawina wilsoni Ross, Jr. 1972
Invalid names: Cydonocephalus Whittington 1963 [synonym]
G. †Kolymella Chugaeva 1972
G. †Krattaspis Opik 1937
+
†Krattaspis paraspinosis Hansen 2010
G. †Ktenoura Lane 1971
+
†Ktenoura postrema Lane 1971
G. †Laneites Pribyl and Vanek 1985
+
†Laneites ingrica Schmidt 1881
†Laneites polydorus Billings 1865
G. †Lehua Barton 1920
+
†Lehua argus Whittington 1963
G. †Onycopyge Woodward 1880
G. †Osekaspis Prantl and Pribyl 1947
G. †Parayoungia Chatterton and Perry 1984
+
†Parayoungia brennardi Chatterton and Perry 1984
†Parayoungia eleyae Chatterton and Perry 1984
†Parayoungia folinsbeei Chatterton and Perry 1984
†Parayoungia mclaughlini Adrain 1998
†Parayoungia tuberculata Chatterton and Perry 1984
Invalid names: Ichiyamella Kobayashi and Hamada 1986 [synonym]
G. †Parisoceraurus Zhou 1977
G. †Pateraspis Prantl and Pribyl 1947
G. †Patomaspis Ogienko 1974
+
†Patomaspis pictus Ogienko 1974
Subfm. †Pilekiinae Sdzuy 1955
+
G. †Anacheirurus Reed 1896
+
†Anacheirurus adserai Vela and Corbacho 2007
+
Invalid names: Lehua colli Vela 2007 [synonym], Lehua corbachoi Vela 2007 [synonym], Lehua iannacconnei Corbacho 2008 [synonym], Lehua ponti Vela 2007 [synonym], Lehua tahirii Corbacho 2008 [synonym], Lehua velai Corbacho 2008 [synonym]
†Anacheirurus bohemicus Ruzicka 1926
†Anacheirurus frederici Salter 1864
†Anacheirurus nanus Mergl 1984
†Anacheirurus plutonis Bulman and Rushton 1973
G. †Chashania Lu and Sun 1977
G. †Courtessolium Pribyl and Vanek 1985
+
†Courtessolium prepater Courtessole and Pillet 1975
G. †Demeterops Pribyl and Vanek 1985
+
†Demeterops loella Demeter 1973
G. †Emsurina Sivov 1955
G. †Eocheirurus Rozova 1960
G. †Koraipsis Kobayashi 1934
+
†Koraipsis spinus Kobayashi 1934
G. †Landyia Jell 1985
G. †Macrogrammus Whittard 1966
+
†Macrogrammus pengi Edgecombe et al. 1999
†Macrogrammus rafi Edgecombe et al. 1999
G. †Metapilekia Harrington 1938
+
†Metapilekia bilirata Harrington 1938
G. †Metapliomerops Kobayashi 1934
+
†Metapliomerops extenuata Raymond 1924
G. †Parapilekia Kobayashi 1934
+
†Parapilekia atecae Hammann 1971
†Parapilekia beattyana Holliday 1942
†Parapilekia ferrigena Mergl 1994
†Parapilekia jacquelinae Fortey 1980
†Parapilekia olesnaensis Růžička 1935
†Parapilekia sougyi Destombes et al. 1969
G. †Pilekia Barton 1915
+
†Pilekia apollo Billings 1860
†Pilekia trio Hintze 1953
G. †Pliomeroides Harrington and Leanza 1957
+
†Pliomeroides deferrariisi Harrington 1938
G. †Pseudopliomera Lu and Qian 1978
G. †Seisonia Kobayashi 1934
+
†Seisonia sphericauda Kobayashi 1934
G. †Sinoparapilekia Peng 1990
G. †Tesselacauda Ross 1951
+
†Tesselacauda depressa Ross 1951
G. †Tienshihfuia Lu in Lu et al 1976
G. †Victorispina Jell 1985
G. †Yinaspis Zhang and Fan 1960
Invalid names: Sinoparapilekiini Peng 1990 [empty]
G. †Placoparina Whittard 1940
+
†Placoparina sedgwickii M'Coy 1849
G. †Pompeckia Warburg 1925
+
†Pompeckia minor Warburg 1925
†Pompeckia wegelini Angelin 1854
+
Invalid names: Sphaerexochus wegelini Angelin 1854 [synonym]
G. †Proromma Lane 1971
+
†Proromma bregmops Lane 1971
G. †Protocerauroides Chatterton and Perry 1984
G. †Pseudocheirurus Prantl and Pribyl 1947
+
†Pseudocheirurus gomiensis Kobayashi and Hamada 1985
G. †Radiurus Ramskold 1983
+
†Radiurus adraini Chatterton and Ludvigsen 2004
G. †Ratinkaspis Pribyl and Vanek 1977
+
†Ratinkaspis bifurcatus Barrande 1852
G. †Reraspis Opik 1937
Subfm. †Sphaerexochinae Opik 1937
+
G. †Pseudosphaerexochus Schmidt 1881
+
Subg. †Pseudosphaerexochus (Pateraspis) Prantl and Pribyl 1947
†Pseudosphaerexochus bulbosus Nikolaisen 1965
+
Invalid names: Cheirurus conformis Törnquist 1884 [synonym]
+
Invalid names: Sphaerexochus granulatus Angelin 1854 [synonym]
†Pseudosphaerexochus laticeps Linnarsson 1866
†Pseudosphaerexochus zapata Adrain and Fortey 1997
Invalid names: Mayopyge Adrain and Fortey 1997 [synonym], Parasphaerexochus Chugaeva 1973 [synonym], Skelipyx Lane 1971 [synonym]
G. †Sphaerexochus Beyrich 1845
+
†Sphaerexochus arenosis Chatterton and Ludvigsen 1977
†Sphaerexochus arenosus Chatterton and Ludvigsen 1976
†Sphaerexochus atacius Ludvigsen 1979
†Sphaerexochus brandlyi Chatterton and Perry 1984
†Sphaerexochus bridgei Cooper and Kindle 1936
†Sphaerexochus calvus Mc Coy 1846
+
Invalid names: Sphaerexochus angustifrons Angelin 1854 [synonym], Sphaerexochus latirugatus Reed 1896 [synonym], Sphaerexochus mirus Beyrich 1845 [synonym]
†Sphaerexochus desertus Billings 1865
†Sphaerexochus dimorphus Whittington and Evitt 1953
†Sphaerexochus discrepans Raymond 1925
†Sphaerexochus eurys Tripp 1962
†Sphaerexochus glaber Holloway 1980
†Sphaerexochus hapsidotus Whittington and Evitt 1953
†Sphaerexochus hiratai Kobayashi and Hamada 1974
†Sphaerexochus hisingeri Warburg 1925
+
Invalid names: Calymene clavifrons Hisinger 1840 [synonym]
†Sphaerexochus johnstoni Chatterton and Perry 1984
†Sphaerexochus laciniatus Lindström 1885
†Sphaerexochus latifrons Angelin 1854
†Sphaerexochus molongloensis Chatterton and Campbell 1980
†Sphaerexochus parvus Billings 1865
†Sphaerexochus planirachis Kobayashi and Hamada 1974
†Sphaerexochus pulcher Whittington and Evitt 1953
†Sphaerexochus scabridus Angelin 1854
†Sphaerexochus valcourensis Shaw and Bolton 2011
Invalid names: Sphaerometopus Angelin 1854 [nomen nudum]
G. †Stubblefieldia Prantl and Pribyl 1947
G. †Sycophantia Fortey 1980
+
†Sycophantia seminosa Fortey 1980
G. †Turantyx Pribyl et al. 1985
+
†Turantyx fritschi Barrande 1872
G. †Valongia Pribyl and Vanek 1984
G. †Whittakerites Ludvigsen 1976
+
†Whittakerites planatus Ludvigsen 1976
G. †Xylabion Lane 1971
+
†Xylabion craigensis Tripp 1954
G. †Xystocrania Whittington 1965
+
†Xystocrania glaucus Billings 1865
†Xystocrania perforator Billings 1865
+
Invalid names: Kawina unicornica Hintze 1953 [synonym]
†Xystocrania pyriformis Ross, Jr. 1972
Invalid names: Xialiangshania Chen in Li et al 1975 [synonym]
G. †Youngia Lindström 1885
+
†Youngia boucoti Chatterton and Perry 1984
†Youngia johnsoni Chatterton and Perry 1984
†Youngia kathyae Chatterton and Perry 1984
†Youngia steineri Chatterton and Perry 1984
†Youngia trispinosus Young 1868
G. †Zazvorkaspis Pribyl and Vanek 1964
+
†Zazvorkaspis neutra Barrande 1872
Invalid names: Holotrachelidae Warburg 1925 [synonym], Sphaexerochinae Opik 1937 [empty]
Fm. †Encrinuridae Angelin 1854
+
G. †Aegrotocatellus Adrain and Edgecombe 1995
G. †Alwynulus Tripp 1967
G. †Anapliomerella Demott 1987
G. †Atractocybeloides Krueger 1991
+
†Atractocybeloides berneri Krueger 1991
†Atractocybeloides gracilis Nikolaisen 1961
G. †Avalanchurus Edgecom and Chatte 1993
G. †Balizoma Holloway 1980
G. †Batocara Strusz 1980
+
Invalid names: Mitchellaspis Henningsmoen 1959 [synonym], Pacificurus [synonym]
G. †Bevanopsis Cooper 1953
+
†Bevanopsis buttsi Cooper 1953
†Bevanopsis thor Ludvigsen 1979
†Bevanopsis ulrichi Cooper 1953
G. †Celtencrinurus Evitt and Tripp 1977
+
G. †Curriella Lamont 1978
+
†Curriella clancyi Edgecombe and Chatterton 1990
†Curriella newlandensis Lamont 1978
†Curriella tuberculifrons Weller 1907
Subfm. †Cybelinae Holliday 1942
+
G. †Atractopyge Hawle and Corda 1847
+
†Atractopyge brevicauda Angelin 1854
†Atractopyge confusa Owen 1981
†Atractopyge dalmani Owen and Tripp 1988
†Atractopyge kutorgae Schmidt 1881
†Atractopyge progemma Owen 1981
†Atractopyge rex Nieskowski 1857
†Atractopyge verrucosa Dalman 1827
G. †Cybele Lovén 1845
+
Subg. †Cybele (Cybelella) Reed 1928
†Cybele bellatula Dalman 1827
†Cybele primus Narraway and Raymond 1906
Invalid names: Cybelina Reed 1928 [synonym]
G. †Cybellela Reed 1928
+
†Cybellela dentata Esmark 1833
+
Invalid names: Atractopyge grewingki Schmidt 1881 [synonym]
G. †Cybeloides Slocum 1913
+
Subg. †Cybeloides (Paracybeloides) Hupe 1955
†Cybeloides anna Ludvigsen 1979
†Cybeloides calliteles Phleger, Jr. 1933
†Cybeloides cimelia Chatterton and Ludvigsen 1976
+
Invalid names: Cybeloides platylobus DeMott 1963 [synonym]
†Cybeloides iowensis Slocum 1913
†Cybeloides loveni Linnarsson 1869
†Cybeloides parrotti Whittington 1965
†Cybeloides prima Narraway and Raymond 1906
+
Invalid names: Cybele valcourensis Raymond 1905 [synonym]
†Cybeloides spinifera Tripp 1954
†Cybeloides virginiensis Cooper 1953
G. †Cybelurus Levitsky 1962
+
†Cybelurus brutoni Fortey 1980
†Cybelurus halo Fortey 1980
†Cybelurus mirus Billings 1865
G. †Deacybele Whittington 1965
+
†Deacybele arenosa McCoy 1846
†Deacybele conjuncta Owen 1981
†Deacybele gracilis Nikolaisen 1961
†Deacybele pauca Whittington 1965
G. †Miracybele Whittington 1965
G. †Quinquecosta Tripp 1965
G. †Dayongia Xiang and Ji 1986
+
†Dayongia longicephala Xiang and Ji 1986
Subfm. †Dindymeninae Henningsmoen 1959
+
G. †Dindymene Hawle and Corda 1847
+
†Dindymene brevicaudata Kolobova 1972
†Dindymene fridericiaugusti Hawle and Corda 1847
†Dindymene longicaudata Kielan 1960
†Dindymene megacranidia Kobayashi and Hamada 1985
†Dindymene ornata Linnarsson 1869
†Dindymene ovalis Weir 1959
†Dindymene plasi Kielan 1960
†Dindymene whittingtoni Owen and Bruton 2012
Invalid names: Cornovica Whittard 1960 [synonym]
G. †Distyrax Lane 1988
+
†Distyrax maccormicki Chatterton and Ludvigsen 2004
G. †Elsarella Edgecombe and Ramsköld 1996
+
†Elsarella palmrei Mannil 1958
†Elsarella rotunda Männil 1977
†Elsarella rumbaensis Rosenstein 1941
Subfm. †Encrinurinae Angelin 1854
+
G. †Billevittia Edgecombe and Ramsköld 1996
+
†Billevittia adraini Edgecombe and Ramsköld 1996
G. †Brianurus Edgecombe and Fortey 1995
+
†Brianurus jeffersoni Edgecombe 1994
Invalid names: Briania Edgecombe 1994 [replaced]
G. †Coronocephalus Grabau 1924
+
Invalid names: Coronocephalina Wu 1977 [synonym]
G. †Cromus Barrande 1852
+
†Cromus optimus Webby et al. 1970
G. †Encrinuraspis Webby 1970
G. †Encrinuroides Reed 1931
+
†Encrinuroides edseli Edgecombe et al. 1998
†Encrinuroides gelaisi Lespérance and Desbiens 1995
†Encrinuroides hornei Dean 1974
†Encrinuroides obesus Tripp 1965
†Encrinuroides periops Tripp 1967
†Encrinuroides regularis Pärnaste 2006
†Encrinuroides sexcostatus Salter in Phillips and Salter 1848
G. †Encrinurus Emmrich 1844
+
Subg. †Encrinurus (Nucleurus) Ramsköld 1986
†Encrinurus confusevarus Howells 1982
†Encrinurus deomenos Tripp 1962
†Encrinurus diabolus Tripp et al. 1977
†Encrinurus expansus Haswell 1865
†Encrinurus fimbriatus Kobayashi and Hamada 1974
†Encrinurus hagshawensis Lamont 1965
†Encrinurus hastula Phleger, Jr. 1933
†Encrinurus hyperboreus Thomas and Narbonne 1979
†Encrinurus ishii Kobayashi and Hamada 1974
†Encrinurus jini Chatterton and Ludvigsen 2004
†Encrinurus lamonti Tripp 1957
†Encrinurus laurentinus Twenhofel 1928
†Encrinurus longi Chatterton and Ludvigsen 2004
†Encrinurus mamelon Kobayashi and Hamada 1974
†Encrinurus multisegmentatus Portlock 1843
†Encrinurus niquivilensis Harrington and Leanza 1957
†Encrinurus nodai Kobayashi and Hamada 1974
†Encrinurus nodosarius Raymond 1925
†Encrinurus octonarius Phleger, Jr. 1933
†Encrinurus priscus Lamont 1978
†Encrinurus punctatus Wahlenberg 1821
†Encrinurus reflexus Raymond 1916
†Encrinurus rosensteinae Tripp et al. 1977
†Encrinurus similis Kobayashi and Hamada 1985
†Encrinurus spicatus Tripp 1974
†Encrinurus squarrosus Howells 1982
†Encrinurus stateratus Howells 1982
†Encrinurus stenorhachis Kobayashi and Hamada 1985
†Encrinurus striatus Angelin 1854
+
Invalid names: Cryptonymus stratius Angelin 1854 [synonym]
†Encrinurus subtrigonalis Kobayashi and Hamada 1985
†Encrinurus tosensis Kobayashi and Hamada 1974
†Encrinurus yokokurensis Kobayashi and Hamada 1974
G. †Erratencrinurus Krueger 1971
+
Subg. †Erratencrinurus (Celtencrinurus) Evitt and Tripp 1977
Subg. †Erratencrinurus (Erratencrinurus) Krueger 1971
†Erratencrinurus neuter Evitt and Tripp 1977
†Erratencrinurus trippi Edgecombe et al. 1999
†Erratencrinurus uncatus Evitt and Tripp 1977
+
Invalid names: Erratencrinurus trentonensis Walcott 1880 [synonym]
G. †Fragiscutum Whittington and Campbell 1967
G. †Frammia Holtedahl 1922
G. †Frencrinuroides Lespérance and Desbiens 1995
+
†Frencrinuroides capitonis Frederickson 1964
G. †Johntempleia Edgecombe 1994
+
†Johntempleia pamae Edgecombe 1994
G. †Kailia Chang 1974
G. †Physemataspis Evitt and Tripp 1977
+
Subg. †Physemataspis (Physemataspis) Evitt and Tripp 1977
Subg. †Physemataspis (Prophysemataspis) Lespérance and Desbiens 1995
†Physemataspis coopi Evitt and Tripp 1977
†Physemataspis tholus Evitt and Tripp 1977
†Physemataspis torulatus Evitt and Tripp 1977
G. †Senticucullus Xia 1974
G. †Walencrinuroides Lespérance and Desbiens 1995
+
†Walencrinuroides rarus Walcott 1877
+
Invalid names: Encrinurus raricostatus Walcott 1877 [synonym], Encrinurus vannulus Clarke 1897 [synonym]
†Walencrinuroides rolfi Moss and Westrop 2014
†Walencrinuroides tremblayi Moss and Westrop 2014
G. †Eodindymene Kielan 1960
G. †Langgonia Kobayashi and Hamada 1971
G. †Lasaguaditas Edgecombe et al. 1998
+
†Lasaguaditas oweni Edgecombe et al. 1998
G. †Lyrapyge Fortey 1980
+
†Lyrapyge araneosa Lisogor 1965
†Lyrapyge areonosa Lisogor 1965
†Lyrapyge ebriosus Fortey 1980
G. †Mackenziurus Edgecom 1990
+
†Mackenziurus lauriae Gass et al. 1992
G. †Nucleurus Ramsköld 1986
G. †Paracybeloides Hupé 1955
G. †Parakailia Wu 1979
+
G. †Perirehaedulus Adrian and Edgecombe 1995
G. †Perryus Gass and Mikulic 1982
+
†Perryus severnensis Gass and Mikulic 1982
G. †Plasiaspis Prantl and Pribyl 1949
G. †Prophysemataspis Lespérance and Desbiens 1995
G. †Prostrix Holloway 1994
G. †Sinocybele Sheng 1974
+
†Sinocybele amarus Koroleva 1959
†Sinocybele kassini Koroleva 1992
†Sinocybele kazakhstanensis Koroleva 1992
†Sinocybele thomasi Edgecombe and Webby 2006
Invalid names: Koksorenus Koroleva 1992 [synonym]
G. †Stiktocybele Ingham and Tripp 1991
G. †Struszia Edgecombe et al. 1993
+
†Struszia petebesti Adrain and Edgecombe 1997
G. †Wallacia Lamont 1978
+
†Wallacia chattertoni Ramskold and Edgecombe 1994
†Wallacia elegantula Billings 1866
†Wallacia hypolepra Stearn 1956
†Wallacia jaanussoni Ramskold and Edgecombe 1994
†Wallacia laevis Angelin 1851
†Wallacia masterleei Ramskold and Edgecombe 1994
†Wallacia triangula Männil 1977
Invalid names: Macguiganella Lamont 1978 [synonym]
G. †Wuoaspis Özdikmen 2009
+
Invalid names: Coronaspis Wu 1990 [replaced]
Invalid names: Staurocephalidae Prantl and Pribyl 1947 [invalid subgroup], Staurocephalinae Prantl and Pribyl 1947 [empty]
Fm. †Pliomeridae Raymond 1913
+
G. †Anapliomera Demott 1987
G. †Benedettia Toro and Mondali 1981
G. †Colobinion Whittington 1961
+
†Colobinion julius Billings 1865
Subfm. †Cybelopsinae Fortey 1979
+
G. †Canningella Legg 1976
+
†Canningella hardmani Legg 1976
G. †Cybelopsis Poulsen 1927
G. †Ectenonotus Raymond 1920
+
†Ectenonotus marginatus Holliday 1942
†Ectenonotus progenitor Fortey and Droser 1996
†Ectenonotus raymondi Holliday 1942
†Ectenonotus westoni Billings 1865
†Ectenonotus whittingtoni Ross and Barnes 1967
G. †Pseudocybele Ross 1951
+
†Pseudocybele altinasuta Hintze 1953
†Pseudocybele nasuta Ross 1951
G. †Strotactinus Bradley 1925
+
†Strotactinus insularis Billings 1865
G. †Encrinurella Reed 1915
+
†Encrinurella reedi Legg 1976
G. †Evropeites Balashova 1966
+
†Evropeites hyperboreus Fortey 1980
G. †Gogoella Legg 1976
+
†Gogoella brevis Fortey and Shergold 1984
†Gogoella wadei Legg 1976
G. †Guizhoupliomerops Zhu and Yin 1978
Subfm. †Hammatocneminae Kielan 1960
+
G. †Ovalocephalus Koroleva 1959
+
†Ovalocephalus eoprimitivus Zhou and Zhou 2008
†Ovalocephalus kelleri Koroleva 1959
Invalid names: Hammatocnemis Kielan 1960 [synonym], Paratzuchiatocnemis Wu and Xia 1990 [synonym], Tzuchiatocnemis Sheng 1974 [synonym]
G. †Hintzeia Harrington 1957
+
†Hintzeia actinura Dalman 1824
+
Invalid names: Pliomera mathesii Angelin 1854 [synonym]
†Hintzeia celsaora Ross 1951
+
Invalid names: Protopliomerops aemula Hintze 1953 [synonym]
†Hintzeia firmimarginis Hintze 1953
†Hintzeia parafirmimarginis McAdams and Adrain 2011
Invalid names: Kanoshia Harrington 1957 [synonym]
G. †Ibexaspis Pribyl and Vanek 1985
+
†Ibexaspis brevis Young 1973
G. †Josephulus Warburg 1925
G. †Leiostrototropis Raymond 1937
+
†Leiostrototropis phlegeri Raymond 1937
G. †Lemureops McAdams and Adrain 2009
+
†Lemureops kilbeyi McAdams and Adrain 2009
†Lemureops koppesi McAdams and Adrain 2009
†Lemureops lemurei Hintze 1953
†Lemureops ploogi McAdams and Adrain 2009
†Lemureops willsonpiperi McAdams and Adrain 2009
G. †Liexiaspis Liu 1982
+
G. †Obliteraspis Ogienko 1984
G. †Parapliomera Maksimova 1962
G. †Perissopliomera Ross 1970
+
G. †Placoparia Hawle and Corda 1847
+
Subg. †Placoparia (Placoparia) Hammann 1971
+
†Placoparia africana Gutierrez-Marco et al. 2022
†Placoparia borni Hammann 1977
†Placoparia cambriensis Hicks 1875
G. †Pliomera Angelin 1845
+
†Pliomera fisheri Eichwald 1825
†Pliomera peripata Edgecombe et al. 1999
†Pliomera tmetophrys Harrington and Leanza 1957
Invalid names: Amphion Pander 1830 [replaced]
G. †Pliomerella Reed 1941
+
†Pliomerella americana Cooper 1953
G. †Pliomeridius Leanza and Baldis 1975
G. †Pliomerina Chugaeva 1956
+
†Pliomerina austrina Webby 1971
†Pliomerina prima Webby 1971
†Pliomerina rigida Kolobova 1972
†Pliomerina serrata Zhou and Zhou 2006
†Pliomerina trisulcata Edgecombe et al. 1999
Invalid names: Pliomeraspis Harrington 1957 [objective synonym]
Subfm. †Pliomerinae Raymond 1913
+
G. †Pliomerops Raymond 1905
+
†Pliomerops bilirata Raymond 1925
†Pliomerops canadensis Billings 1859
†Pliomerops lacunatus Dean 1989
†Pliomerops praematura Fortey 1980
†Pliomerops trouti Raymond 1925
G. †Protoencrinurella Legg 1976
+
G. †Protopliomerella Harrington 1957
+
G. †Protopliomerops Kobayashi 1934
+
†Protopliomerops quattuor Hintze 1953
†Protopliomerops radiatus Kobayashi 1955
G. †Pseudomera Holliday 1942
+
†Pseudomera arachnopyge Fortey and Droser 1996
†Pseudomera barrandei Billings 1865
+
Invalid names: Pliomerops nevadensis Walcott 1884 [synonym]
†Pseudomera billingsi Whittington 1961
†Pseudomera insolita Poulsen 1927
†Pseudomera nevadensis Walcott 1884
G. †Rossaspis Harrington 1957
+
†Rossaspis leboni Adrain et al. 2014
†Rossaspis rossi Harrington and Leanza 1957
G. †Frenerinuroides Lespérance and Desbiens 1995
Subor. †Phacopina Struve 1959
hide
Superfm. †Acastoidea Reijers 1972
+
Fm. †Acastidae Delo 1935
+
G. †Acastava Richter 1954
+
†Acastava lerougei van Viersen 2013
Subfm. †Acastavinae Struve 1958
+
G. †Acastocephala Shergold 1966
G. †Acaste Goldfuss 1843
+
†Acaste andersoni Edgecombe 2007
†Acaste downingiae Murchison 1839
Invalid names: Acastina Reed 1927 [objective synonym]
G. †Acastella Reed 1925
+
†Acastella artesia Richter and Richter 1954
†Acastella granulosa Hollard 1963
†Acastella heberti Gosselet 1880
†Acastella hollardi Gandl 1972
†Acastella jacquemonti Hollard 1963
†Acastella patula Hollard 1963
†Acastella rouaulti Tromelin and Lebesconte 1876
†Acastella spinosa Salter 1864
†Acastella tanzidensis Hollard 1963
†Acastella tiro Richter and Richter 1954
G. †Acastellina Richter and Richter 1975
G. †Acastoides Delo 1935
+
Subg. †Acastoides (Acastoides) Delo 1935
†Acastoides haddadi Chatterton et al. 2006
†Acastoides hollardi Alberti 1966
†Acastoides maurus Alberti 1970
†Acastoides paeckelmanni Richter and Richter 1939
†Acastoides zguilmensis Chatterton et al. 2006
G. †Acastopyge Tomczykowa and Tomczyk 1970
G. †Armorigreenops Lieberman and Kloc 1997
Subfm. †Asteropyginae Delo 1935
+
G. †Alcaldops Arbizu 1979
G. †Asteropyge Hawle and Corda 1847
G. †Bradocryphaeus Haas and Mensink 1970
G. †Destombesina Morzadec 1997
G. †Dunopyge Struve 1998
G. †Gandlops Bignon and Crônier 2013
G. †Ganetops Bignon et al. 2014
G. †Heliopyge Haas and Mensink 1970
G. †Jaylopygiella Basse 2003
G. †Metacanthina Pillet 1954
G. †Minicryphaeus Bignon and Crônier 2014
G. †Morzadecops Bignon and Crônier 2014
G. †Pennarbedops Bignon and Crônier 2014
G. †Platykardiapyge Van Viersen and Kloc 2022
G. †Quadratispina Gandl 1972
G. †Radiopyge Farsan 1981
G. †Rhenops Richter and Richter 1943
G. †Baniaspis Destombes 1972
G. †Bellacartwrightia Lieberman and Kloc 1997
G. †Braunops Lieberman and Kloc 1997
+
†Braunops champagnensis Morzadec 1971
†Braunops djazairensis Morzadec 1997
†Braunops obsoletus Gandl 1972
G. †Breizhops Morzadec 1983
G. †Centauropyge Haas 1968
G. †Chimaerastella Gandl 1972
G. †Coltraneia Lieberman and Kloc 1997
+
†Coltraneia celtica Morzadec 1969
†Coltraneia effelesa Chatterton et al. 2006
G. †Cryphina Oehlert 1889
G. †Delocare Struve 1958
G. †Deloops Lieberman and Kloc 1997
G. †Echinopyge Haas 1968
G. †Feruminops Haas 1986
G. †Gourdonia Pillet 1954
G. †Greenops Delo 1935
+
Subg. †Greenops (Neometacanthus) Richter 1984
†Greenops boothi Green 1837
†Greenops perijaensis Carvalho and Moody 2000
Invalid names: Cryphaeus Green 1837 [replaced]
G. †Gudralisium Basse 1998
+
†Gudralisium viator Basse 1998
G. †Hallandclarkeops Lieberman and Kloc 1997
+
†Hallandclarkeops cantarmoricus Morzadec and Arbizu 1978
†Hallandclarkeops renaudae Morzadec 1969
G. †Harringtonacaste Baldis and Blasco 1976
G. †Hexacosta Farsan 1981
G. †Hollardops Morzadec 1997
+
†Hollardops aithassainorum Chatterton et al. 2006
†Hollardops mesocristata Le Maitre 1952
+
Invalid names: Hollardops hyfinkeli Lieberman and Kloc 1997 [synonym]
Invalid names: Modellops Lieberman and Kloc 1997 [synonym], Philipsmithiana Lieberman and Kloc 1997 [synonym]
G. †Kayserops Delo 1935
+
†Kayserops kochi Kayser 1883
G. †Kennacryphaeus Lieberman and Kloc 1997
G. †Kloucekia Delo 1935
+
Subg. †Kloucekia (Kloucekia) Delo 1935
Subg. †Kloucekia (Phacopidina) Bancroft 1949
†Kloucekia apiculata McCoy 1851
G. †Llandovacaste Edgecombe 1993
+
G. †Mimocryphaeus Gandl 1972
G. †Morocconites Boucot and McClure 1989
G. †Neocalmonia Pillet 1969
+
Subg. †Neocalmonia (Radiopyge) Farsan 1981
†Neocalmonia batillifera Haas and Mensink 1969
†Neocalmonia chitralensis Feist et al. 2001
†Neocalmonia lutensis Morzadec 2002
†Neocalmonia quadricosta Pillet 1969
†Neocalmonia yazdii Morzadec 2002
G. †Paracryphaeus Gandl 1972
+
†Paracryphaeus jonesi Oehlert 1877
G. †Pelitlina Haas 1968
G. †Phacopidina Bancroft and Lamont 1949
+
†Phacopidina harnagensis Bancroft 1949
†Phacopidina micheli Tromelin 1877
G. †Pilletina Haas 1970
+
†Pilletina oehlerti Pillet 1953
†Pilletina primitiae Gandl 1972
G. †Protacanthina Gandl 1972
G. †Pseudocryphaeus Pillet 1954
+
†Pseudocryphaeus michelini Rouault 1851
†Pseudocryphaeus munieri Oehlert 1877
G. †Psychopyge Termier and Termier 1950
+
†Psychopyge elegans Termier and Termier 1950
†Psychopyge hammerorum Chatterton et al. 2006
†Psychopyge praestans Morzadec 2001
G. †Rheicops Basse 1998
+
G. †Sanidopyge Haas 1968
G. †Scotiella Delo 1935
G. †Sokhretia Hupe 1956
G. †Stummiana Lieberman and Kloc 1997
+
†Stummiana osismorum Morzadec 1983
G. †Tolkienia Lieberman and Kloc 1997
G. †Treveropyge Struve 1958
+
†Treveropyge acrifrons Gandl 1972
†Treveropyge iberica Gandl 1972
†Treveropyge lips Richter and Richter 1943
†Treveropyge prorotundifrons Richter and Richter 1943
†Treveropyge wiltziana Basse 2003
G. †Turcopyge Richter 1939
G. †Walliserops Morzadec 2001
+
†Walliserops hammii Chatterton et al. 2006
†Walliserops lindoei Chatterton and Gibb 2010
†Walliserops tridens Chatterton et al. 2006
†Walliserops trifurcatus Morzadec 2001
Fm. †Calmoniidae Delo 1935
+
G. †Anchiopella Reed 1907
+
Invalid names: Bainella Rennie 1930 [synonym]
G. †Andinacaste Eldredge and Ormiston 1979
+
†Andinacaste talebensis Hollard 1963
G. †Australoacaste Benedetto and Martel 1976
G. †Australops Baldis 1972
G. †Bouleia Kozlowski 1923
+
Invalid names: Dereimsia Kozlowski 1923 [synonym]
G. †Calmonia Clarke 1913
G. †Chiarumanipyge Branisa and Vanek 1973
G. †Clarkeaspis Lieberman 1993
G. †Colombianaspis Morzadec et al. 2015
+
†Colombianaspis carvalhoae Morzadec et al. 2015
G. †Cryphaeoides Delo 1935
G. †Deltacephalaspis Eldredge and Ormiston 1979
G. †Eldredgeia Lieberman 1993
G. †Hadrorachus Delo 1935
+
†Hadrorachus australis Clarke 1913
Invalid names: Hadrorakos Delo 1940 [objective synonym]
G. †Jujuyops Baldis and Blasco 1976
G. †Kozlowskiaspis Branisa and Vanek 1973
G. †Malvinella Wolart 1968
G. †Malvinocooperella Lieberman 1993
G. †Metacryphaeus Reed 1907
+
†Metacryphaeus kegeli Carvalho et al. 1997
†Metacryphaeus meloi Carvalho et al. 1997
†Metacryphaeus tuberculatus Kozlowski 1923
G. †Oosthuizenella Cooper 1982
G. †Palpebrops Lieberman and Edgecombe 1991
G. †Parabouleia Eldredge 1972
G. †Paracalmonia Struve 1958
G. †Pennaia Clarke 1913
G. †Phacopina Clarke 1913
G. †Plesioconvexa Lieberman 1993
G. †Plesiomalvinella Lieberman and Edgecombe 1991
G. †Probolops Delo 1935
G. †Punillaspis Baldis and Longobucco 1979
G. †Renniella Cooper 1982
G. †Schizostylus Delo 1935
G. †Tarijactinoides Suárez-Soruco 1971
+
Invalid names: Bolivianaspis Branisa and Vanek 1973 [synonym]
G. †Tibagya Struve 1958
G. †Typhloniscus Salter 1856
G. †Vogesina Wolfart 1968
G. †Wolfartaspis Cooper 1982
Superfm. †Dalmanitoidea Vogdes 1890
+
Fm. †Dalmanitidae Vogdes 1890
+
G. †Anchiopsis Delo 1935
+
†Anchiopsis anchiops Green 1832
G. †Andreaspis Struve 1962
G. †Argentopyge Baldis 1972
G. †Bessazoon Curtis and Lane 1998
+
†Bessazoon gibbae Chatterton and Ludvigsen 2004
G. †Blanodalmanites Kobayashi and Hamada 1972
G. †Chattiaspis Struve 1958
+
†Chattiaspis almadenensis Hammann 1972
G. †Coronura Hall and Clarke 1888
G. †Corycephalus Hall and Clarke 1888
G. †Crozonaspis Henry 1968
+
†Crozonaspis armata Hammann 1972
†Crozonaspis chauveli Henry 1980
†Crozonaspis dujardini Rouault 1847
†Crozonaspis incerta Deslongchamps 1825
†Crozonaspis kerfornei Clarkson and Henry 1969
†Crozonaspis mayensis Clarkson and Henry 1972
†Crozonaspis morenensis Hammann 1972
†Crozonaspis struvei Henry 1968
G. †Dalmanites Barrande 1852
+
Subg. †Dalmanites (Synphoria) Clarke 1900
†Dalmanites caudatus Brünnich 1781
†Dalmanites jupiterensis Twenhofel 1928
†Dalmanites meeki Walcott 1884
†Dalmanites oriens Barrande 1852
†Dalmanites socialis Barrande 1852
†Dalmanites townsendae Raymond 1931
Invalid names: Hausmannia Etheridge and Mitchell 1895 [synonym], Heliocephalus Delo 1935 [synonym], Ommokris Holloway 1981 [synonym]
G. †Dalmanitina Reed 1905
+
Subg. †Dalmanitina (Dalmanitina) Reed 1905
Subg. †Dalmanitina (Eodalmanitina) Henry 1965
Subg. †Dalmanitina (Struveria) Rickards 1964
†Dalmanitina socialis Barrande 1846
G. †Dalmaniturus Chernysheva 1937
G. †Daytonia Holloway 1981
+
†Daytonia jollieti Chatterton and Ludvigsen 2004
G. †Delops Rickards 1965
+
†Delops obtusicaudatus Salter 1849
G. †Dreyfussina Hupé 1956
+
†Dreyfussina exophtalma Dreyfuss 1948
†Dreyfussina struvei Destombes 1963
G. †Duftonia Dean 1959
G. †Fenestraspis Branisa and Vanek 1973
G. †Forillonaria Lesperance 1975
G. †Francovichia Branisa 1960
G. †Furacopyge Aribazu 1978
G. †Gamonedaspis Branisa and Vanek 1973
G. †Glyptambon Holloway 1981
G. †Huntoniatonia Campbell
+
Invalid names: Huntonia Vandel 1973 [replaced]
G. †Kazachstania Maksimova 1972
G. †Lygdozoon Holloway 1981
G. †Malladaia Oehlert 1896
G. †Morgatia Hammann 1972
+
†Morgatia hupei Nion and Henry 1966
†Morgatia primitiva Hammann 1972
G. †Mucronaspis Destombes 1963
+
Subg. †Mucronaspis (Songxites) Lin 1981
†Mucronaspis chillonensis Hammann 1972
†Mucronaspis destombesi Henry 1965
†Mucronaspis ganabina Snajdr 1987
†Mucronaspis grandis Barrande 1852
†Mucronaspis macrophtalma Brongniart 1822
†Mucronaspis olini Temple 1952
Invalid names: Eodalmanitina Henry 1965 [synonym]
G. †Neoprobolium Struve 1985
+
Invalid names: Probolium Oehlert 1889 [replaced]
G. †Odontocephalus Conrad 1840
G. †Odontochile Hawle and Corda 1847
+
Subg. †Odontochile (Erbenochile) Alberti 1981
†Odontochile cristata Hawle and Corda 1847
†Odontochile hausmani Brongniart 1822
Invalid names: Hausmannia Hall and Clark 1888 [objective synonym]
G. †Ormathops Delo 1935
+
†Ormathops hupei Destombes 1972
†Ormathops inflatus Zelzko 1922
†Ormathops nicholsoni Salter 1866
G. †Phalangocephalus Campbell 1977
G. †Preodontochile Degardin and Pillet 1984
+
†Preodontochile camprodonensis Degardin and Pillet 1984
†Preodontochile springfieldensis Sanford and Holloway 2008
G. †Prodontochile Kobayashi and Hamada 1971
G. †Reussiana Snajdr 1987
+
†Reussiana brevispicula Hörbinger 2000
†Reussiana reussi Barrande 1846
Invalid names: Reussia Maksimova 1972 [replaced]
G. †Roncellia Lesperance and Bourque 1971
G. †Schoharia Lesperance 1975
G. †Synphoria Clarke 1900
+
†Synphoria stemmata Clarke 1900
Invalid names: Eocorycephalus Reed 1925 [objective synonym], Neosynphoria Pillet 1954 [objective synonym]
Subfm. †Synphoriinae Delo 1935
+
G. †Rickardsia Storey et al. 2016
G. †Synphoroides Delo 1940
G. †Toletanaspis Rabano 1989
G. †Trypaulites Delo 1935
+
†Trypaulites calypso Hall 1861
Subfm. †Zeliszkellinae Delo 1935
+
G. †Eudolatites Delo 1935
+
Invalid names: Banilatites Destombes 1972 [synonym], Destombesites Snadjr 1987 [synonym]
G. †Guichenia Henry 1968
G. †Retamaspis Hammann 1972
G. †Zeliszkella Delo 1935
G. †Zlichovaspis Pribyl and Vanek 1971
+
Subg. †Zlichovaspis (Zlichovaspis) Pribyl and Vanek 1971
Invalid names: Devonodontochile Snajdr 1985 [synonym], Spinodontochile Snajdr 1985 [synonym]
Invalid names: Acastinae Delo 1935 [empty], Dalmanitininae Destombes 1972 [empty]
Fm. †Diaphanometopidae Jaanusson 1959 [trilobite]
+
G. †Diaphanometopus Schmidt 1881
G. †Gyrometopus Jaanusson 1975
+
†Gyrometopus lineatus Angelin 1854
G. †Prodalmanitina Chugaeva 1968
+
†Prodalmanitina nikolayevi Chugaeva 1968
Superfm. †Phacopoidea Hupe 1953
+
Fm. †Phacopidae Hawle and Corda 1847
+
G. †Acernaspis Campbell 1967
+
Subg. †Acernaspis (Eskaspis) Clarkson et al. 1977
†Acernaspis copperi Chatterton and Ludvigsen 2004
†Acernaspis elliptifrons Esmark 1833
†Acernaspis nanus Maksimova 1962
†Acernaspis orestes Billings 1860
†Acernaspis xynon Howells 1982
Invalid names: Murphycops Lespérance 1968 [synonym]
G. †Acuticryphops Cronier and Feist 2000
+
†Acuticryphops acuticeps Kayser 1889
†Acuticryphops klapperi Feist et al. 2009
†Acuticryphops prorotundus Feist and Klapper 2022
G. †Adastocephalum Mitchell 1919
G. †Afrops Alberti 1983
G. †Altaesajania Maksimova 1978
G. †Ananaspis Campbell 1967
+
†Ananaspis crossleii Etheridge and Mitchell 1895
†Ananaspis fecunda Barrande 1852
†Ananaspis macdonaldi Fletcher 1950
G. †Babinops Feist and Becker 1997
+
†Babinops minor Feist et al. 2009
†Babinops planiventer Feist and Becker 1997
G. †Boeckops Chlupac 1972
+
†Boeckops boecki Hawle and Corda 1847
†Boeckops delphinoides Chlupac 1972
†Boeckops slimanensis Alberti 1981
†Boeckops stelcki McKellar and Chatterton 2009
†Boeckops zenonis Chlupac 1977
†Boeckops zinkeni Roemer 1843
G. †Burtonops Struve 1990
G. †Denckmannites Wedekind 1911
+
†Denckmannites miser Barrande 1852
G. †Dianops Richter 1923
+
†Dianops algeriensis Cronier et al. 2013
†Dianops anophthalmus Frech 1894
†Dianops kaufmannii Basse and Lemke 2023
†Dianops limbatus Richter 1848
†Dianops quizhouensis Xiang 1981
†Dianops typhlops Gürich 1896
†Dianops vicarius Chlupac 1961
G. †Dienstina Richter 1931
+
†Dienstina diensti Richter and Richter 1923
G. †Ductina Richter 1931
Subfm. †Echinophacopinae Zhou and Campbell 1990
+
G. †Echinophacops Zhou 1983
G. †Toxophacops Zhiquiang and Campbell 1990
G. †Eldredgeops Struve 1990
+
†Eldredgeops rana Green 1832
G. †Enigmapyge Feist et al. 2016
G. †Eophacops Delo 1935
+
Invalid names: Bullicephalus Pribyl and Vanek 1971 [synonym]
G. †Illaenula Chlupac 1977
G. †Inexpectatops Basse 2003
+
G. †Kainops Ramsköld and Werdelin 1991
+
†Kainops microps Chatterton et al. 1979
†Kainops veles Chlupác 1972
G. †Liolophops Struve 1972
+
†Liolophops sublevatus Struve 1970
†Liolophops syringis Struve 1992
G. †Lochkovella Chlupac 1972
+
†Lochkovella deckeri Delo 1935
G. †Nephranomma Erben 1952
+
†Nephranomma drepanomma Erben 1952
†Nephranomma modestus Barrande 1872
G. †Nyterops Struve 1972
+
†Nyterops hollandi Van Viersen 2007
†Nyterops nyter Struve 1970
G. †Paciphacops Maksimova 1971
+
Subg. †Paciphacops (Paciphacops) Maksimova 1972
†Paciphacops altaicus Tschernyschev 1893
†Paciphacops argentinus Thomas 1905
†Paciphacops claviger Haas 1969
†Paciphacops edgecombei Sandford 2005
†Paciphacops latigenalis Etheridge and Mitchell 1896
†Paciphacops logani Hall 1860
†Paciphacops mansfieldensis Etheridge and Mitchell 1896
†Paciphacops waisfeldae Edgecombe and Ramsköld 1994
G. †Phacopidella Reed 1905
+
Subg. †Phacopidella (Prephacopidella) Destombes 1963
Subg. †Phacopidella (Struveaspis) Alberti 1966
†Phacopidella glockeri Barrande 1846
Invalid names: Glockeria Wedekind 1914 [objective synonym]
Subfm. †Phacopinae Hawle and Corda 1847
+
G. †Austerops McKellar and Chatterton 2009
G. †Chlupacops Feist et al. 2016
G. †Chotecops Chlupac 1971
+
Invalid names: Cordapeltis Pribyl and Vanek 1971 [synonym]
G. †Cronierella Feist and Klapper 2022
G. †Cryphops Richter and Richter 1926
G. †Echidnops Sandford 2002 [trilobite]
G. †Eocryphops Richter 1931
G. †Feistops Crônier et al. 2021
Tr. †Geesopini Struve 1984
G. †Geesops Struve 1972
G. †Girardina Feist and Klapper 2022
G. †Houseops Feist et al. 2009
G. †Magreanops Van Viersen and Vanherle 2018
G. †Morocops Basse 2006
+
Invalid names: Barrandeops McKellar and Chatterton 2009 [synonym]
G. †Occitanella Feist and Klapper 2022
G. †Omegops Struve 1976
+
Invalid names: Clarksonops Crônier and Waters 2023 [synonym]
G. †Pedinopariops Struve 1972
G. †Prokops Chlupac 1971
G. †Reedops Richter and Richter 1925
G. †Spinicryphops Crônier and Feist 2000
G. †Trimerocephaloides Feist et al. 2009
G. †Viaphacops Maximova 1972
G. †Weyerites Crônier and Feist 2000
G. †Phacops Emmrich 1839
+
Subg. †Phacops (Boeckops) Chlupac 1972
Subg. †Phacops (Chasmops) M'Coy 1849
Subg. †Phacops (Chotecops) Chlupac 1971
Subg. †Phacops (Dalmania) Emmrich 1844
Subg. †Phacops (Nephranops) Richter 1926
Subg. †Phacops (Omegops) Struve 1976
Subg. †Phacops (Phacops) Emmrich 1839
Subg. †Phacops (Portlockia) M'Coy 1849
Subg. †Phacops (Prokops) Chlupac 1971
Subg. †Phacops (Pterygometopus) Schmidt 1881
†Phacops alifrons McCoy 1851
†Phacops araw McKellar and Chatterton 2009
†Phacops breviceps Angelin 1854
†Phacops circumspectans Paeckelmann 1913
†Phacops fragosus Struve 1970
†Phacops granulatus Munster 1840
+
Invalid names: Phacops posidoniae Gürich 1896 [synonym]
†Phacops guranensis Maksimova 1969
†Phacops iowensis Delo 1935
†Phacops latifrons Bronn 1825
†Phacops maurusius Alberti 1983
†Phacops maximus Törnquist 1884
†Phacops natlensis Perry and Chatterton 1976
†Phacops ouarouroutensis Crônier et al. 2018
†Phacops papulatus Richter and Richter 1943
†Phacops postaltaicus Maksimova 1960
†Phacops pronini Maksimova 1955
†Phacops spedeni Chatterton 1971
†Phacops tafilaltensis Crônier and Clarkson 2001
†Phacops tamtertensis Cronier et al. 2013
†Phacops transversalis Yi and Xiang 1975
†Phacops turco Richter and Richter 1939
†Phacops zeregensis Cronier et al. 2013
G. †Plagiolaria Kegel 1952
+
†Plagiolaria kockeli Alberti 1968
G. †Pulvinocephalus Feist 2019
+
Subg. †Pulvinocephalus (Cryphopsides) Feist 2019
G. †Rabienops Struve 1989
+
†Rabienops evae Struve 1989
†Rabienops horni Struve 1989
†Rabienops wedekindi Richter and Richter 1926
G. †Rhinophacops Kaneko 1990
G. †Rhinoreedops Maksimova 1978
G. †Sambremeusaspis Lespérance and Sheehan 1987
+
†Sambremeusaspis fossesensis Lespérance and Sheehan 1987
G. †Signatops Pribyl and Vanek 1971
G. †Teichertops Struve 1992
G. †Trifoliops Crônier 2003
+
†Trifoliops cronierae Feist et al. 2016
†Trifoliops trifolius Osmólska 1958
G. †Trimerocephalus M'Coy 1849
+
†Trimerocephalus brevissimus Drevermann 1901
†Trimerocephalus caecus Gürich 1896
†Trimerocephalus chopini Kin and Blazejowski 2013
†Trimerocephalus lelievrei Crônier and Feist 1997
†Trimerocephalus lotzi Drevermann 1901
†Trimerocephalus mimbi Feist et al. 2009
†Trimerocephalus nigritus Crônier 2003
†Trimerocephalus shotoriensis Feist et al. 2003
†Trimerocephalus sulcatus Drevermann 1901
†Trimerocephalus tardispinosus Feist and Becker 1997
Invalid names: Eutrimerocephalus Gortani 1907 [objective synonym]
G. †Zaplaops Baldis and Blasco 1976
Fm. †Pterygometopidae Reed 1905
+
G. †Calliops Delo 1935
+
†Calliops annulatus Raymond 1905
†Calliops armatus Ulrich and Delo 1940
†Calliops brevipostica Cooper 1953
†Calliops brevis Roy 1941
+
Invalid names: Eomonorachus deloi Roy 1941 [synonym]
†Calliops mesleri Cooper 1953
†Calliops troosti Safford and Vogdes 1889
Subfm. †Chasmopinae Pillet 1954
+
G. †Bolbochasmops McNamara 1980
G. †Chasmops M'Coy 1849
G. †Oculichasmops Rõõmusoks 1986
G. †Rollmops McNamara 1980
G. †Scopelochasmops McNamara 1980
G. †Toxochasmops McNamara 1979
G. †Uralops Antsygin 1970
G. †Valdariops Rõõmusoks 2000
Subfm. †Eomonorachinae Pillet 1954
+
G. †Calyptaulax Cooper 1930
G. †Denella Ludvigsen and Chatterton 1982
G. †Eomonorachus Delo 1935
G. †Liocnemis Kielan 1960
G. †Podowrinella Clarkson et al. 1977
G. †Sceptaspis Ludvigsen and Chatterton 1982
G. †Tricopelta Ludvigsen and Chatterton 1982
Subfm. †Monorakinae Kramarenko 1952
+
G. †Carinopyge Maksimova 1955
G. †Ceratevenkaspis Kramarenko 1952
G. †Elasmaspis Kramarenko 1956
G. †Evenkaspis Kramarenko 1952
G. †Monorakos Schmidt 1886
G. †Parevenkaspis Kramarenko 1952
Subfm. †Pterygometopinae Reed 1905
+
G. †Achatella Delo 1935
+
Invalid names: Vironiaspis Jaanusson and Ramsköld 1993 [synonym]
G. †Estoniops Mannil 1958
G. †Ingriops Jaanusson and Ramskold 1993
G. †Isalaux Frederickson and Pollack 1952
G. †Keilapyge Jaanusson and Ramsköld 1993
G. †Oelandiops Jaanusson and Ramsköld 1993
G. †Pterygometopus Schmidt 1881
G. †Upplandiops Jaanusson and Ramsköld 1993
G. †Yanhaoia Zhou et al. 1998
G. †Truncatometopus Pillet 1960
G. †Volkops Struve 1959
+
†Volkops volki Struve 1959
G. †Yankaoia Zhou et al. 1998
Invalid names: Creatarginae Tripp 1957 [empty]
Fm. †Prosopiscidae Fortey and Shergold 1984
+
G. †Prosopiscus Salter 1865
+
†Prosopiscus praecox Fortey and Shergold 1984
G. †Sambremeusapis Lespérance and Sheehan 1987
G. †Typhloniscus Salter 1856
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Created: 2004-02-29 09:07:31
Modified: 2016-06-02 12:44:28
Source: c = class
Reference: Aberhan et al. 2004

Age range

Maximum range based only on fossils: base of the Ibexian to the top of the Hastarian or 488.90000 to 353.70000 Ma
Minimum age of oldest fossil (stem group age): 486.85 Ma

Collections (5612 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Furongian497.0 - 486.85Argentina Parapilekia sp. (115457)
Furongian - Tremadocian497.0 - 477.1Russian Federation (Siberia) Eocheirurus sp., Emsurina sp. (205378)
Ibexian488.9 - 471.3Canada (Quebec) Pseudomera billingsi (111459) Strotactinus sp. (111453)
Ibexian488.9 - 471.3USA (Nevada) Calyptaulax sp. (104439) Hintzeia celsaora (91172)
Ibexian488.9 - 471.3Norway (Spitsbergen) Kawina sexapugia (106472) Strotactinus sp. A (106475)
Warendian486.85 - 484.3Australia (Northern Territory) Koraipsis taiziheensis (79322)
Demingian486.85 - 483.4Canada (Alberta) Tesselacauda flabella (50166)
Demingian486.85 - 483.4Canada (Newfoundland) Tesselacauda sp. (195754)
Gasconadian486.85 - 477.1USA (Nevada) Rossaspis sp. (104510)
Tremadocian486.85 - 477.1Morocco Anacheirurus adserai (229964) Colpocoryphe sp., Parabathycheilus sp., Toletanaspis sp., Ceraurinella sp. (235487)
Tremadocian486.85 - 477.1Argentina (Salta) Rossaspis sp. (208318 208319 208320 208327 208332)
Tremadocian486.85 - 477.1Morocco (Anti-Atlas) Colpocoryphe sp., Prionocheilus sp., Toletanaspis sp., Ceraurinella sp., Parabathycheilus sp. (166727)
Tremadocian486.85 - 477.1Argentina (Jujuy) Pharostomina sp. (136936)
Tremadocian486.85 - 477.1Iran Sinoparapilekia sp. (66870)
Tremadocian486.85 - 477.1Czechia Holoubkocheilus granulatus, Eulomina mitratum, Parabathycheilus krafti, Parapilekia ferrigena, Anacheirurus bohemicus (229958)
Tremadocian486.85 - 477.1Morocco (Zagora) Bavarilla zemmourensis (182848)
Tremadocian486.85 - 477.1Russian Federation (Siberia) Parapliomera sibirica (205623)
Tremadocian486.85 - 477.1Canada (Northwest Territories) Parapilekia sp. (25754)
Early/Lower Ordovician486.85 - 471.3USA (Utah) Pseudocybele nasuta (77844) Pseudomera insolita, Pseudocybele nasuta (77845)
Tremadocian - Floian486.85 - 471.3Iran Neseuretus ghavideli (66868)