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Aratomys bilikeensis
Taxonomy
Aratomys bilikeensis was named by Qiu and Storch (2000). Its type specimen is IVPP V11909, a tooth (m1 inf. 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 | Aratomys bilikeensis Qiu and Storch p. 195 |
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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.
†Aratomys bilikeensis Qiu and Storch 2000
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| Z. Qiu and G. Storch 2000 | Smaller than A. multifidus. Enemal and undifferenciated, no crown cementum. Anteroconid complex of m1 short and mushroom-shaped, Mimomys-ridge small to lacking, enamel islat and Mimomys-ridge vanishing after about 50% loss of the crown height through wear, dentin areas T1-T2 widely confluent. Fromation of enamel islet on m1 by folds which penetrate the anteroconid complex from the mesial (in most cases) or lingual tooth margin (occasionally)mesial (in most cases) or lingual tooth margin (occasionally) ("Pseudoschmelzinsel"). M3 with only one distal islet. Location of anterior and posterior root of m2 dorsally and labially, respectively, of the incisor. Very primitive enamel microstructure. |