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Pterygometopidae

Trilobita - Phacopida - Pterygometopidae

Synonymy list
YearName and author
1905Pterygometopidae Reed
1997Pterygometopidae Whittington et al. p. 300
2002Pterygometopidae Jell and Adrain p. 478
2011Pterygometopidae Adrain p. 106

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderPhacopinaStruve 1959
superfamilyPhacopoideaHupe 1953
familyPterygometopidaeReed 1905
familyPterygometopidaeReed 1905

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.

Fm. †Pterygometopidae Reed 1905
show all | hide all
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
+
Chasmops extensa Boeck 1838
Chasmops inge Roomusoks 1953
Chasmops marginatus Schmidt 1881
Chasmops odini Eichwald 1860
Chasmops wesenbergensis Schmidt 1881
G. †Oculichasmops Rõõmusoks 1986
G. †Rollmops McNamara 1980
G. †Scopelochasmops McNamara 1980
+
Scopelochasmops cambrensis Whittington 1962
G. †Toxochasmops McNamara 1979
+
Subg. †Toxochasmops (Toxochasmops) McNamara 1979
+
+
Invalid names: Phacops macroura Sjögren and Angelin 1851 [synonym]
G. †Uralops Antsygin 1970
G. †Valdariops Rõõmusoks 2000
+
Valdariops aliquantulus Rõõmusoks 2000
Valdariops angustus Rõõmusoks 2000
Valdariops eichwaldi Schmidt 1881
Valdariops kernuensis Rõõmusoks 2000
Subfm. †Eomonorachinae Pillet 1954
+
G. †Calyptaulax Cooper 1930
+
Calyptaulax angusta Cooper 1953
Calyptaulax annulata Raymond 1905
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Invalid names: Calliops strasburgensis Ulrich and Delo 1940 [synonym], Pterygometopus gracilens Raymond 1925 [synonym]
Calyptaulax brongniartii Portlock 1843
Calyptaulax callirachis Cooper 1953
+
Invalid names: Calliops loxorachis Cooper 1953 [synonym]
Calyptaulax cornwalli Ross and Barnes 1967
Calyptaulax glabella Cooper 1930
Calyptaulax holstonensis Raymond 1925
Calyptaulax hunteri Reed 1914
Calyptaulax incepta Whittington 1965
Calyptaulax norvegicus Stormer 1945
G. †Denella Ludvigsen and Chatterton 1982
+
Denella cumera Ludvigsen and Chatterton 1982
Denella goodridgii Schuchert 1900
G. †Eomonorachus Delo 1935
+
Eomonorachus buttsi Cooper 1953
Eomonorachus divaricatus Frederickson 1964
Eomonorachus goodridgii Schuchert 1900
Eomonorachus intermedius Walcott 1879
G. †Liocnemis Kielan 1960
G. †Podowrinella Clarkson et al. 1977
+
G. †Sceptaspis Ludvigsen and Chatterton 1982
+
Sceptaspis lincolnensis Branson 1909
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Invalid names: Calliops huronensis Okulitch 1942 [synonym], Calyptaulax calderi Wilson 1947 [synonym], Calyptaulax conjuens Foerste 1919 [synonym], Calyptaulax ottawanus Okulitch 1942 [synonym]
G. †Tricopelta Ludvigsen and Chatterton 1982
+
Tricopelta breviceps Hall 1872
Tricopelta mackenziensis Ludvigsen and Chatterton 1982
Subfm. †Monorakinae Kramarenko 1952
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G. †Carinopyge Maksimova 1955
+
Carinopyge abscisa Maksimova 1955
Carinopyge fracta Masimova 1955
G. †Ceratevenkaspis Kramarenko 1952
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Ceratevenkaspis armata Kramaranko 1952
Ceratevenkaspis parnaica Balashova 1960
Ceratevenkaspis pentagona Balashova 1960
Ceratevenkaspis taimyrica Balashova 1960
G. †Elasmaspis Kramarenko 1956
+
Elasmaspis speciosa Kramarenko 1956
G. †Evenkaspis Kramarenko 1952
+
Subg. †Evenkaspis (Parevenkaspis) Kramarenko 1952
+
G. †Monorakos Schmidt 1886
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Monorakos consimilis Semenova 1978
Monorakos kledos Ormiston 1978
Monorakos lopatini Schmidt 1886
Monorakos magnus Kramarenko 1952
Monorakos morkokensis Maksimova 1962
Monorakos mutabilis Kramarenko 1952
Monorakos ossacrum Kramarenko 1962
Monorakos planiusculus Kramarenko 1957
Monorakos planus Kramarenko 1957
Monorakos tunguskaensis Kramarenko 1952
G. †Parevenkaspis Kramarenko 1952
Subfm. †Pterygometopinae Reed 1905
+
G. †Achatella Delo 1935
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Achatella achates Billings 1860
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Invalid names: Pterygometopus billingsi Wilson 1947 [synonym]
Achatella katharina Bradley 1930
Achatella kuckersianus Schmidt 1881
Achatella schmidti Warburg 1925
Achatella truncatocaudata Portlock 1843
Invalid names: Vironiaspis Jaanusson and Ramsköld 1993 [synonym]
G. †Estoniops Mannil 1958
+
Estoniops alifrons McCoy 1851
Estoniops bekkeri Mannil 1958
Estoniops exilis Eichwald 1858
Estoniops fjaeckensis Jaanusson and Ramsköld 1993
Estoniops maennili Jaanusson and Ramsköld 1993
Estoniops oculeus Antsygin 1970
Estoniops panderi Schmidt 1881
Estoniops sandbyensis Olin 1906
G. †Ingriops Jaanusson and Ramskold 1993
+
Ingriops intermedius Schmidt 1881
Ingriops trigonocephala Schmidt 1881
G. †Isalaux Frederickson and Pollack 1952
+
Isalaux canyonensis Frederickson and Pollack 1952
G. †Keilapyge Jaanusson and Ramsköld 1993
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Keilapyge laevigatus Schmidt 1881
Keilapyge latus Antsygin 1970
G. †Oelandiops Jaanusson and Ramsköld 1993
+
Oelandiops mirificus Jaanusson and Ramsköld 1993
G. †Pterygometopus Schmidt 1881
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Pterygometopus recurvus Brogger 1887
Pterygometopus schmidti Warburg 1925
Pterygometopus sclerops Dalman 1827
G. †Upplandiops Jaanusson and Ramsköld 1993
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Upplandiops calvus 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]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Entire body: yesf
Adult length: 10 to < 100f
Adult width: 10 to < 100f
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: carnivoresubo
Vision: well-developedf
Comments: BODY SIZE: Based on component genera; 4 of 4 genera share 10 to < 100 length, 4 of 4 share 10 to < 100 width.f
Created: 2009-06-11 18:42:15
Modified: 2009-12-19 04:28:20
Source: f = family, subo = suborder, c = class
References: Aberhan et al. 2004, Fortey and Owens 1999, Hendy 2009

Age range: base of the Fennian to the top of the Wenlock or 470.70000 to 427.40000 Ma

Collections (703 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Ibexian487.5 - 470.0USA (Nevada) Calyptaulax sp. (104439)
Arenig478.6 - 466.0China (Xinjiang) Yanhaoia huayinshanensis (170839)
Arenig478.6 - 466.0Morocco Pterygometopus sp. (20979)
Arenig478.6 - 466.0France (Montagne Noire) Monorakos sp., Pterygometopus sp. (20826)
Valaste471.8 - 466.0Sweden Pterygometopus sclerops (198042 198045)
Volkhov471.1 - 469.2Russian Federation Ingriops intermedius (157127 157128 157130 157131 157132 157133 157134 157135 157136 157137 157139 157140 157141) Pterygometopus sclerops (157085 157086 157102 157103 157104 157105 157106 157107 157108 157109 157111 157112 157113 157114 157115 157120)
Fennian470.7 - 468.0France (Montagne Noire) Pterygometopus sp. (20825)
Dapingian - Darriwilian470.0 - 458.4Russian Federation (Siberia) Calyptaulax sp. (205562)
Middle Ordovician470.0 - 458.4USA (California) Achatella sp. (196137)
Middle Ordovician470.0 - 458.4USA (Kentucky) Calyptaulax sp. (124619)

Youngest occurrences

Time interval Ma Country or state PBDB collection number
Hirnantian445.2 - 443.4United Kingdom (Scotland) Achatella truncatocaudata (181875 181876)
Hirnantian445.2 - 443.4Norway (Oslo-Asker Dist.) Toxochasmops sp. (437 441)
Hirnantian445.2 - 443.4Norway (Oslo-Asker District) Calyptaulax sp., Toxochasmops sp. (364)
Hirnantian445.2 - 443.4Germany Toxochasmops eichwaldi (192866)
Hirnantian445.2 - 443.4Canada (Quebec) Toxochasmops anticostiensis (184372 184383 184385)
Hirnantian - Rhuddanian445.2 - 440.8Russian Federation (Siberia) Podowrinella striatonensis (205661)
Llandovery - Wenlock443.4 - 427.4United Kingdom (England) Podowrinella straitonensis (23089)
Aeronian440.8 - 438.5United Kingdom (Scotland) Podowrinella sp. (188536 188537)
Telychian438.5 - 433.4United Kingdom (Scotland) Podowrinella straitonensis (170692 170695 188541 188542)
Wenlock433.4 - 427.4United Kingdom (Scotland) Podowrinella straitonensis (170696 188540)