Basic info | Taxonomic history | Classification | Included Taxa |
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Taxonomy
Tomarctus brevirostris was named by Cope (1873) [genotype]. It is a 3D body fossil. Its type locality is Courthouse Butte, which is in a Hemingfordian terrestrial horizon in the Pawnee Creek Formation of Colorado.
Synonyms
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Synonymy list
Year | Name and author |
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1873 | Tomarctus brevirostris Cope p. 2 |
1902 | Tomarctus brevirostris Hay p. 775 |
1924 | Aelurodon francisi Hay p. 2 |
1924 | Aelurodon simulans Hay p. 2 |
1999 | Tomarctus brevirostris Wang et al. p. 165 |
2008 | Tomarctus brevirostris Wang et al. |
2016 | Tomarctus brevirostris Smith 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.
†Tomarctus brevirostris Cope 1873
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Invalid names: Aelurodon francisi Hay 1924 [synonym], Aelurodon simulans Hay 1924 [synonym]
Diagnosis
Reference | Diagnosis | |
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E. D. Cope 1873 | First premolar one, second two-rooted. Anterior half of the carnassial with the usual sectorial structure, the anterior lobe the smaller. The inner tubercle about the same height. The heel constitutes one-third the length of the tooth, and its lateral tubercles are angular, the posterior low. Enamel slightly rugose. |
Measurements
No measurements are available
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Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
References: Hendy et al. 2009, Ji et al. 2002, Nowak 1991, Carroll 1988, Lillegraven 1979 |
Age range: Barstovian or 16.30000 to 12.50000 Ma
Collections (20 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Early/Lower Hemingfordian | Panama (Panama City) | Tomarctus brevirostris (144879) | |
Early/Lower Hemingfordian | Panama | Tomarctus brevirostris (18725) | |
Hemingfordian | USA (Colorado) | Tomarctus brevirostris (type locality: 17893 17908) | |
Barstovian | USA (California) | Tomarctus brevirostris (19598) | |
Barstovian | USA (Nevada) | Tomarctus brevirostris (181725) | |
Barstovian | USA (Texas) | Aelurodon francisi (18649 18650) | |
Barstovian | USA (Colorado) | Tomarctus brevirostris (18203) | |
Early/Lower Barstovian | USA (Nebraska) | Tomarctus brevirostris (17880 17903 17904 17905 17955 17956 17972 18011 18019) | |
Early/Lower Barstovian | USA (New Mexico) | Tomarctus brevirostris (19547) | |
Middle Miocene | USA (California) | Tomarctus sp. (19196) |