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Cryptotopos beatus
Taxonomy
Cryptotopos beatus was named by Crochet (1974) [The type stems from old Quercy collections and the exact provenance is unknown. Presumably it is of Eocene age.]. Its type specimen is MMn I 5, a mandible (sin. with p4-m3), and it is a 3D body fossil. It is the type species of Cryptotopos.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Cryptotopos beatus Crochet p. 127 |
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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.
†Cryptotopos beatus Crochet 1974
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J.-Y. Crochet 1974 | ?Nyctitheriidae dont la formule dentaire inferieure est complete, p2-p4 biradiculées, p3 et p4 sub-égales avec une petite cuspide antérieure. p4 est molarisée; les molaires possèdant un paraconide en forme de crête, la crista obliqua remonte vers le sommet du métaconide, l'entocrista très échancrée, l'hypoconulide fort. Cette dernière cuspide est très forte et projetée en arrière sur m3 dont le talonide est allongé. |
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Lillegraven 1979, Ji et al. 2002, Carroll 1988, Hendy et al. 2009, Hooker 2001 | |||||
Collections
No collection or age range data are available