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Pseudotomus robustus
Taxonomy
Paramys robustus was named by Marsh (1872). It is a 3D body fossil. Its type locality is Grizzly Buttes, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.
It was recombined as Ischyrotomus robustus by Peterson (1919), Hay (1930) and Wilson (1940); it was recombined as Pseudotomus robustus by Matthew (1909), Simpson (1941), Wilson (1949), Wood (1962), Gazin (1976), Korth (1985) and Dunn and Rasmussen (2007).
It was recombined as Ischyrotomus robustus by Peterson (1919), Hay (1930) and Wilson (1940); it was recombined as Pseudotomus robustus by Matthew (1909), Simpson (1941), Wilson (1949), Wood (1962), Gazin (1976), Korth (1985) and Dunn and Rasmussen (2007).
Synonyms
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Synonymy list
Year | Name and author |
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1872 | Paramys robustus Marsh p. 218 |
1902 | Paramys robustus Hay p. 724 |
1909 | Pseudotomus robustus Matthew |
1910 | Paramys robustus Matthew |
1919 | Ischyrotomus robustus Peterson |
1930 | Ischyrotomus robustus Hay |
1940 | Ischyrotomus robustus Wilson |
1941 | Pseudotomus robustus Simpson |
1949 | Pseudotomus robustus Wilson |
1962 | Ischyrotomus oweni Wood |
1962 | Pseudotomus robustus Wood |
1976 | Pseudotomus robustus Gazin |
1985 | Pseudotomus robustus Korth |
2007 | Pseudotomus robustus Dunn and Rasmussen p. 988 |
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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.
†Pseudotomus robustus Marsh 1872
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Invalid names: Ischyrotomus oweni Wood 1962 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, o = order, subc = subclass, c = class, subp = subphylum | |||||
References: Ji et al. 2002, Hendy et al. 2009, Carroll 1988, Lillegraven 1979, Nowak 1999, Dunn and Rasmussen 2007 |
Age range: Bridgerian or 50.30000 to 46.20000 Ma
Collections (12 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Bridgerian | USA (Wyoming) | Ischyrotomus oweni (16448) Pseudotomus robustus (16137 16227 type locality: 16228 16289 16293) Pseudotomus sp. (16139 16203 16223 16443 16488 16489) |