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Taxonomy
Petenyia katrinae was named by Qiu and Storch (2000). Its type specimen is IVPP V11887, a tooth (P4 sup. sin.), and it is not a trace fossil. Its type locality is Bilike, which is in a Pliocene lacustrine horizon in China.
Synonymy list
| Year | Name and author |
|---|---|
| 2000 | Petenyia katrinae Qiu and Storch p. 178 figs. Pl. 2, fig. 30. |
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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.
†Petenyia katrinae Qiu and Storch 2000
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| Z. Qiu and G. Storch 2000 | P4 with trapezoidal occlusal outline. Protocone of P4 well developed, protruding anteriorly from the mesial tooth margin and with strong longitudinal posterior crest. Parastyle of P4 distinctly projecting anteriorly, with high and sharp parastylar ridge. Hypoconal cingulum of P4 oriented longitudinally; M1-2 with narrow cingulum around basis of protocone. |