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Cryptoschisma
Taxonomy
Cryptoschisma was named by Etheridge and Carpenter (1886) [Sepkoski's age data: D Emsi Sepkoski's reference number: 2]. It is not extant.
It was assigned to Astrocrinidae by Beaver et al. (1967); to Phaenoschismatidae by Macurda (1983); and to Fissiculata by Sepkoski (2002).
It was assigned to Astrocrinidae by Beaver et al. (1967); to Phaenoschismatidae by Macurda (1983); and to Fissiculata by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1886 | Cryptoschisma Etheridge, Jr. and Carpenter |
| 1967 | Cryptoschisma Beaver et al. p. S413 |
| 1983 | Cryptoschisma Macurda |
| 2002 | Cryptoschisma Sepkoski |
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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.
G. †Cryptoschisma Etheridge, Jr. and Carpenter 1886
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†Cryptoschisma schultzii d'Archaic and Verneuil 1845
Diagnosis
No diagnoses are available