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Cyptendoceras
Taxonomy
Cyptendoceras was named by Ulrich and Foerste (1936) [Sepkoski's age data: O Aren-u Sepkoski's reference number: 524]. Its type is Cyptendoceras ruedemanni.
It was assigned to Proterocameroceratidae by Teichert et al. (1964); to Baltoceratidae by Flower (1964) and Hook and Flower (1977); to Proterocameratidae by Crick (1981); and to Protocycloceratidae by Evans (2011).
It was assigned to Proterocameroceratidae by Teichert et al. (1964); to Baltoceratidae by Flower (1964) and Hook and Flower (1977); to Proterocameratidae by Crick (1981); and to Protocycloceratidae by Evans (2011).
Species
C. floridaense, C. kirki, C. magnus, C. rhythmicum, C. richardsoni, C. ruedemanni (type species), C. whitfieldi
Synonyms
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Synonymy list
Year | Name and author |
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1936 | Cyptendoceras Ulrich and Foerste |
1944 | Cyptendoceras whitfieldi Ulrich et al. |
1964 | Cyptendoceras Flower p. 98 |
1964 | Cyptendoceras Teichert et al. p. 166 |
1977 | Cyptendoceras Hook and Flower |
1981 | Cyptendoceras Crick p. 226 |
2011 | Cyptendoceras Evans |
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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. †Cyptendoceras Ulrich and Foerste 1936
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†Cyptendoceras floridaense Flower 1964
†Cyptendoceras kirki Flower 1964
†Cyptendoceras magnus Cullison 1944
†Cyptendoceras rhythmicum Flower 1964
†Cyptendoceras richardsoni Flower 1964
†Cyptendoceras ruedemanni Ulrich and Foerste 1936
Invalid names: Cyptendoceras whitfieldi Ulrich et al. 1944 [nomen dubium]
Diagnosis
No diagnoses are available