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Pakicetus chittas
Taxonomy
Pakicetus chittas was named by Cooper et al. (2009). Its type specimen is H-GSP 97254, a mandible (left mandibular fragment with p4- m1, and trigonid of m2), and it is a 3D body fossil. Its type locality is Shepherd's Lake, which is in a Lutetian coastal limestone in the Kuldana Formation of Pakistan.
Synonymy list
| Year | Name and author |
|---|---|
| 2009 | Pakicetus chittas Cooper et al. p. 1293 figs. Fig. 4 |
| 2017 | Pakicetus chittas Gingerich et al. figs. Table 1 |
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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.
†Pakicetus chittas Cooper et al. 2009
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. N. Cooper et al. 2009 | p4 antero-posteriorly long, hypoconid present, prominent anterior extension along base; m1 paraconid present, lacks re-entrant groove. Differs from Pakicetus attocki in: p4 antero-posteriorly long, hypoconid present. Differs from P. inachus in: p4 antero-posteriorly long, elongated anterior and posterior basal extensions, hypoconid present. Differs from P. calcis in: p4 antero-posteriorly long, hypoconid present; m1 paraconid present, m1 and m2 trigonid lack deep re-entrant groove (see also Fig. 5). |