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Pericarinata
Taxonomy
Pericarinata was named by Pan (1982) [Sepkoski's age data: J l Sepkoski's reference number: ZR82].
It was assigned to Pseudomelaniidae by Pan (1982); and to Neotaenioglossa by Sepkoski (2002).
It was assigned to Pseudomelaniidae by Pan (1982); and to Neotaenioglossa by Sepkoski (2002).
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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. †Pericarinata Pan 1982
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| H. Z. Pan 1982 | Shell minute in size, ovally conical, slightly convex whorls, lower side of the whorl bearing a strongly sharp peripheral carina in the nepionic stage and outer side of the whorl is flat concave, forming a spiral depression, peripheral carina roundly angled at the lower side of the whorl in ephebic stage, roundly angled shoulder, deep suture, convex base, anomphalous. Aperture nearly pyriform. The surface is ornamented by distinctly fine growth lines and irregularly coarse growth lines. |