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Peratherium macgrewi
Taxonomy
Peratherium macgrewi was named by Bown (1979). Its type locality is No Water (110'), which is in a Wasatchian terrestrial horizon in the Willwood Formation of Wyoming.
It was synonymized subjectively with Peratherium innominatum by Krishtalka and Stucky (1983); it was synonymized subjectively with Copedelphys innominata by Rothecker and Storer (1996).
It was synonymized subjectively with Peratherium innominatum by Krishtalka and Stucky (1983); it was synonymized subjectively with Copedelphys innominata by Rothecker and Storer (1996).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1979 | Peratherium macgrewi Bown |
| 2009 | Peratherium macgrewi Beard and Dawson |
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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.
†Peratherium macgrewi Bown 1979
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Hopson 1973, Sánchez-Villagra et al. 2007, Carroll 1988, Hendy et al. 2009, Lillegraven 1979, Clemens 1979 | |||||
Age range: Wasatchian or 55.80000 to 50.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wasatchian | USA (Mississippi) | Peratherium sp. (15719) |