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Parasteiromys friantae
Taxonomy
Parasteiromys friantae was named by Candela (1999). Its type specimen is MPEF 5501, a tooth (isolated upper right molariform), and it is a 3D body fossil. Its type locality is Gran Barranca - southern cliff of lake Colhué Huapí, which is in a Colhuehuapian terrestrial horizon in the Sarmiento Formation of Argentina.
Synonymy list
| Year | Name and author |
|---|---|
| 1999 | Parasteiromys friantae Candela |
| 2010 | Parasteiromys friantae Vucetich et al. |
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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.
†Parasteiromys friantae Candela 1999
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. M. Candela 1999 | it differs from P. ulliformis in the following features: smaller size; lingual face of the protocone plane and slightly oblique respect of the anteroposterior axis of the tooth; shallower flexi and fossettes; more developed mesostyle; metaloph not connected to the posteroloph, with its lingual end free and oriented toward the hypocone; and narrower parafossette. |
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Nowak 1991, Ji et al. 2002, Lillegraven 1979, Carroll 1988, Hendy et al. 2009 | |||||
Age range: Colhuehuapian or 21.00000 to 17.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Colhuehuapian | Argentina (Chubut) | Parasteiromys friantae (type locality: 141368) |