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Sphaeronitida
Taxonomy
Sphaeronitida was named by Neumayr (1889). Its type is Sphaeronitidae.
It was assigned to Diploporita by Beaver et al. (1967); to Diploporita by Paul and Bockelie (1983), Bockelie (1984); and to Blastozoa by Sheffield and Sumrall (2019).
It was assigned to Diploporita by Beaver et al. (1967); to Diploporita by Paul and Bockelie (1983), Bockelie (1984); and to Blastozoa by Sheffield and Sumrall (2019).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1889 | Sphaeronitida Neumayr |
| 1967 | Sphaeronitida Beaver et al. p. S240 |
| 1983 | Sphaeronitida Paul and Bockelie |
| 1984 | Sphaeronitida Bockelie |
| 2019 | Sphaeronitida Sheffield and Sumrall p. 746 |
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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.
Superfm. †Sphaeronitida Neumayr 1889
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Fm. †Aristocystitidae Bassler 1938
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G. †Amphoracystis
Subfm. †Aristocystitinae Neumayr 1894
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G. †Aristocystites Barrande 1887
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†Aristocystites bohemicus Barrande 1887
†Aristocystites docens Barrande 1887
†Aristocystites metroi Parsley 1990
†Aristocystites tecta Barrande 1887
G. †Baculocystites
G. †Campylostoma Dreyfuss 1939
G. †Pachycalix
G. †Prokopius Paul 2018
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G. †Triamara Tillman 1967
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†Triamara ventricosa Miller 1879
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Invalid names: Triamara ampla Miller 1892 [synonym], Triamara cutleri Tillman 1967 [synonym], Triamara gyrina Miller and Gurley 1894 [synonym]
Fm. †Holocystitidae Miller 1889
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G. †Holocystites Hall 1864
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Subg. †Holocystites (Megacystites) Frest et al. 2011
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†Holocystites (Megacystites) abnormis Hall 1864
†Holocystites (Megacystites) greenvillensis Foerste 1917
Subg. †Holocystites (Sepulticystis) Frest et al. 2011
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†Holocystites (Sepulticystis) spangleri Miller 1891
†Holocystites cylindricus Hall 1861
†Holocystites salmoensis Sheffield et al. 2018
G. †Paulicystis Frest et al. 2011
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†Paulicystis densus Frest et al. 2011
†Paulicystis sparsus Frest et al. 2011
Subfm. †Trematocystinae Frest and Strimple 2011
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G. †Pustulocystis Paul 1971
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†Pustulocystis ornatissimus Miller 1891
†Pustulocystis pentax Paul 1971
G. †Trematocystis Miller 1878
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†Trematocystis magniporatus Frest et al. 2011
†Trematocystis wrighti Jell 2010
Fm. †Sphaeronitidae Neumayr 1889
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G. †Allocystites
G. †Archegocystis Jaekel 1899
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†Archegocystis desideratus Barrande 1887
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Invalid names: Pyrocystites patulus Barrande 1887 [synonym], Pyrocystites pirum Barrande 1887 [synonym]
†Archegocystis granulata Paul 1973
Invalid names: Archegocystis desideratus Barrande 1887 [valid], Archegocystis granulata Paul 1973 [valid]
G. †Archegocystis Jaekel 1899
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†Archegocystis desideratus Barrande 1887
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Invalid names: Pyrocystites patulus Barrande 1887 [synonym], Pyrocystites pirum Barrande 1887 [synonym]
†Archegocystis granulata Paul 1973
Invalid names: Archegocystis desideratus Barrande 1887 [valid], Archegocystis granulata Paul 1973 [valid]
G. †Barbieria
G. †Calix Rouault 1851
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†Calix dorecki Sdzuy 1955
†Calix lebescontei Chauvel 1935
†Calix purkynei Kloucek 1917
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†Calix purkynei buchoti Chauvel 1953
Invalid names: Calix rouaulti Chauvel 1936 [synonym]
†Calix sedgwicki Rouault 1851
Invalid names: Dorycystites Kloucek 1917 [synonym]
G. †Diplosphaeronis Paul 1973
G. †Eucystis Angelin 1878
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†Eucystis acuminata Regnell 1945
†Eucystis angelini Regnell 1945
†Eucystis barrandena Haeckel 1896
†Eucystis branagani Brown 1963
†Eucystis chlupaci Prokop 1964
†Eucystis flava Barrande 1887
†Eucystis hercynica Jaekel 1899
†Eucystis hibernica Paul 1973
†Eucystis langoeyensis Bockelie 1984
†Eucystis pentax Paul 1973
†Eucystis quadrangularis Regnell 1945
†Eucystis raripunctata Angelin 1878
†Eucystis robusta Prokop 1964
Invalid names: Austrocystites Brown 1963 [synonym], Carpocystites [synonym], Palmacystis Haeckel 1896 [synonym], Proteocystites Barrande 1887 [synonym]
G. †Haplosphaeronis Jaekel 1926
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†Haplosphaeronis bratterudensis Bockelie 1984
†Haplosphaeronis kiaeri Jaekel 1926
†Haplosphaeronis oblonga Angelin 1899
†Haplosphaeronis proiciens Regnell 1951
G. †Paleosphaeronites Prokop 1964
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†Paleosphaeronites crateriformis Růžička 1927
†Paleosphaeronites grossularia Mergl and Prokop 2006
G. †Sphaeronites Hisinger 1828
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Subg. †Sphaeronites (Ataphros) Paul and Bockelie 1983
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†Sphaeronites (Ataphros) insuliporus Paul and Bockelie 1983
Subg. †Sphaeronites (Peritaphros) Paul 1973
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†Sphaeronites (Peritaphros) globulus Angelin 1878
†Sphaeronites (Peritaphros) litchi Forbes 1848
†Sphaeronites (Peritaphros) pauciscleritatus Paul and Bockelie 1983
†Sphaeronites (Peritaphros) pyriformis Forbes 1848
†Sphaeronites (Peritaphros) variabilis Paul and Bockelie 1983
Subg. †Sphaeronites (Sphaeronites) Hisinger 1828
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†Sphaeronites (Sphaeronites) minor Paul and Bockelie 1983
†Sphaeronites (Sphaeronites) pomum Gyllenhaal 1772
†Sphaeronites crateriformis Růžička 1927
†Sphaeronites globulus Angelin 1896
†Sphaeronites leuchtenbergi Volborth 1846
G. †Tetreucystis Bockelie 1984
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†Tetreucystis elongata Bockelie 1984
†Tetreucystis kalvoeyensis Bockelie 1984
†Tetreucystis quadrangularis Regnell 1945
†Tetreucystis tetrabrachiolata Bockelie 1984
G. †Tholocystis
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| References: Aberhan 1992, Bambach et al. 2007 | |||||
Collections (194 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tremadoc | Morocco | Aristocystites sp. (20998) | |
| Tremadoc | Czech Republic | Paleosphaeronites crateriformis (3782 192830 193688) Paleosphaeronites grossularia (3837) | |
| Arenig | China (XinJiang) | Sphaeronites sp. (20806) | |
| Middle Ordovician | Thailand | Sinocystis loczyi (191371) | |
| Sarka | Czech Republic (Plzeňský) | Pyrocystites desideratus (95016) | |
| Sarka | Czech Republic | Archegocystis desiderata (3857) | |
| Darriwilian | Algeria | Lepidocalix pulcher (196943) | |
| Darriwilian | Morocco | Calix segaudi, Phlyctocystis regularis (156996) | |
| Darriwilian | Iran | Archegocystis sp., Sinocystis loczyi (66865) Sinocystis sp., Tholocystis sp. (186095) | |
| Kunda | Sweden (Östergötland) | Sphaeronites pomum (160473) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Wenlock - Silurian | USA (Wisconsin) | Holocystites abnormis, Holocystites alternatus (13069 13075) Holocystites alternatus (13104) | |
| Ludlow | Australia (New South Wales) | Eucystis branagani (201154) Trematocystis wrighti (201149) | |
| Pridoli - Lochkovian | USA (Oklahoma) | Eucystis sp. (26826) | |
| Pragian | Czech Republic | Bulbocystis mira (153840) Bulbocystis mirus (56662) | |
| Pragian | Czech Republic (Srbsko) | Bulbocystis mirus (235198) | |
| Early/Lower Emsian | Czech Republic | Eucystis robusta (229101) | |
| Emsian | Czech Republic (Prague Basin) | Eucystis robusta (80182) | |
| Zlichovian | Czech Republic | Eucystis indet. (10467) | |
| Late/Upper Emsian | Czech Republic | Proteocystites flavus, Eucystis barrandena (172739) | |
| Eifelian | Czech Republic (Praha) | Eucystis sp. (49232) | |