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Cnismatocentridae
Taxonomy
Cnismatocentridae was named by Cooper (1973). It is extant. Its type is Cnismatocentrum.
It was assigned to Cancellothyridoidea by Williams et al. (2006) and Emig et al. (2013).
It was assigned to Cancellothyridoidea by Williams et al. (2006) and Emig et al. (2013).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Cnismatocentridae Cooper p. 389 |
| 2006 | Cnismatocentridae Williams et al. p. 2159 |
| 2013 | Cnismatocentridae Emig et al. p. 77 |
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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. Cnismatocentridae Cooper 1973
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Subfm. †Arcuatothyridinae Katz 1974
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G. †Nucleatina Kats 1962
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†Nucleatina biplicata Sowerby 1812
†Nucleatina nanclasi Coquand 1860
†Terebratula biplicata acuta von Buch 1834
Cnismatocentridae parvum Zezina 1970
Cnismatocentridae sakhalinensis Dall 1908
Diagnosis
No diagnoses are available