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Cyrtiidae
Taxonomy
Cyrtiidae was named by Frederiks (1924).
It was assigned to Cyrtiacea by Bassett and Cocks (1974); to Spiriferida by Villas and Cocks (1996); and to Cyrtioidea by Jin and Chatterton (1997) and Williams et al. (2006).
It was assigned to Cyrtiacea by Bassett and Cocks (1974); to Spiriferida by Villas and Cocks (1996); and to Cyrtioidea by Jin and Chatterton (1997) and Williams et al. (2006).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1924 | Cyrtiidae Frederiks |
| 1974 | Cyrtiidae Bassett and Cocks |
| 1996 | Cyrtiidae Villas and Cocks p. 586 |
| 1997 | Cyrtiidae Jin and Chatterton |
| 2006 | Cyrtiidae Williams et al. p. 1695 |
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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.
Fm. †Cyrtiidae Frederiks 1924
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Subfm. †Eospiriferinae Schuchert and Le Vene 1929
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G. †Badainjarania
G. †Endospirifer
G. †Eospirifer Schuchert 1913
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Subg. †Eospirifer (Eospirifer) Schuchert 1913
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†Eospirifer (Eospirifer) eosinensis Rong et al. 2013
†Eospirifer cinghizicus Borissiak 1955
†Eospirifer eastoni Gill 1949
†Eospirifer ghobadiae Popov and Cocks 2013
†Eospirifer marklini deVerneuil 1848
†Eospirifer praecursor Rong et al. 1994
†Eospirifer radiatus Sowerby 1834
†Eospirifer radiatus globosus Salter 1848
G. †Havlicekia
G. †Janius Havlicek 1957
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†Janius barrandi deVerneuil 1848
†Janius exsul Barrande 1848
†Janius nobilis Barrande 1848
†Janius occidentalis Boucot et al. 1988
†Janius schmidti Lindström 1861
G. †Mictospirifer Johnson 1995
G. †Striispirifer Cooper and Muir-Wood 1951
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†Striispirifer niagarensis Conrad 1842
†Striispirifer plicatellus Linnaeus 1758
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Invalid names: Delthyris cyrtaena Dalman 1828 [synonym], Striispirifer interlineatus Sowerby 1839 [synonym], Striispirifer sinuosus Hedström 1923 [synonym]
†Striispirifer striolatus Lindström 1861
G. †Xinanospirifer
G. †Yingwuspirifer
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013, Hendy 2009 | |||||
Collections (596 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llanvirn | Spain (Asturias) | Eospirifer sp. (21085) | |
| Katian | China (Jiangxi) | Eospirifer praecursor (210139) | |
| Ashgill | China (Jiangxi) | Eospirifer praecursor (186234 186235 186236 186238 186239 186242 186243 186245 186247 186248 186249 186250 186251 186259 186264 186270 186271 186272) | |
| Hirnantian | Australia (Tasmania) | Eospirifer sp. (167048) Eospirifer sp., Eospirifer tasmaniensis (26240) | |
| Hirnantian | China (Guizhou) | Eospirifer sp. (151936 151938) | |
| Hirnantian | China (ZheJiang) | Eospirifer sp. (7775) | |
| Silurian - Wenlock | USA (Illinois) | Eospirifer sp., Hedeina sp. (13355) | |
| Silurian | Australia (Victoria) | Eospirifer togatus (10187 10192 10193) | |
| Silurian | USA (Indiana) | Eospirifer eudora, Eospirifer foggi, Eospirifer niagarensis, Eospirifer radiatus, Cyrtia exporrecta (75266) | |
| Silurian | Canada (Northwest Territories) | Eospirifer sp. (25483) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Late/Upper Emsian | USA (Alaska) | Eospirifer sp., Janius sp., Janius velatus, Myriospirifer myriofila (3948) | |
| Late/Upper Emsian | Tajikistan | Eospirifer davousti (45838) | |
| Eifelian | China (Guangxi) | Eospirifer lachrymosa (4029 4864) | |
| Eifelian | Russian Federation (Nenets) | Eospirifer subviator, Janius sergaensis (81606) | |
| Eifelian | China (Nei Mongol) | Striispirifer sp. (25834) | |
| Eifelian | USA (New York) | Eospirifer indet. (77056) | |
| Eifelian | Czech Republic (Koneprusy) | Cyrtia approcimans (12257) | |
| Eifelian | Mongolia | Eospirifer secans (79716) | |
| Middle Devonian | USA (Alaska) | Cyrtia sp. (111957) | |
| Triassic | USA (Alaska) | Cyrtia sp. (112298) | |