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Herpetotherium valens
Taxonomy
Didelphys valens was named by Lambe (1908). It is a 3D body fossil. Its type locality is Calf Creek, which is in a Chadronian terrestrial horizon in the Cypress Hills Formation of Canada.
It was recombined as Didelphis valens by Hay (1930); it was recombined as Peratherium valens by Russell (1934), Russell (1984); it was recombined as Herpetotherium valens by Korth (1994), Eberle and Storer (1995), Korth et al. (2022).
It was recombined as Didelphis valens by Hay (1930); it was recombined as Peratherium valens by Russell (1934), Russell (1984); it was recombined as Herpetotherium valens by Korth (1994), Eberle and Storer (1995), Korth et al. (2022).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1908 | Didelphys valens Lambe |
| 1930 | Didelphis valens Hay p. 395 |
| 1934 | Peratherium valens Russell |
| 1961 | Peratherium donahoei Hough |
| 1984 | Peratherium valens Russell |
| 1994 | Herpetotherium valens Korth |
| 1995 | Herpetotherium valens Eberle and Storer |
| 2022 | Herpetotherium valens Korth 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.
†Herpetotherium valens Lambe 1908
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Invalid names: Peratherium donahoei Hough 1961 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Carroll 1988, Clemens 1979, Hendy et al. 2009, Hopson 1973, Sánchez-Villagra et al. 2007, Lillegraven 1979 | |||||
Age range: base of the Duchesnean to the top of the Orellan or 39.70000 to 31.80000 Ma
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Duchesnean | USA (California) | Herpetotherium valens (17039) | |
| Duchesnean - Chadronian | USA (Montana) | Herpetotherium valens (16840) | |
| Chadronian | USA (Montana) | Herpetotherium valens (16959 16990 17010 17041) Peratherium donohoei (16988) | |
| Chadronian | Canada (Saskatchewan) | Herpetotherium valens (16919) | |
| Chadronian | USA (North Dakota) | Herpetotherium valens (16991) | |
| Early/Lower Chadronian | USA (Montana) | Herpetotherium valens (27245) | |
| Late/Upper Chadronian | Canada (Saskatchewan) | Herpetotherium valens (16981) | |
| Late/Upper Chadronian | USA (Montana) | Herpetotherium valens (17027) | |
| Late/Upper Chadronian - Orellan | USA (Nebraska) | Herpetotherium valens (230806) | |
| Orellan | USA (Montana) | Herpetotherium valens (17109) |