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Tapiravus
Taxonomy
Tapiravus was named by Marsh (1877).
It was considered a nomen dubium by Simpson (1945).
It was assigned to Tapiroidea by Marsh (1877); to Tapiravini by Schoch (1984); and to Tapiridae by Hay (1902), Scott (1913), Gazin and Collins (1950), Olsen (1960), Carroll (1988), Prothero and Schoch (1989) and Colbert and Schoch (1998).
It was considered a nomen dubium by Simpson (1945).
It was assigned to Tapiroidea by Marsh (1877); to Tapiravini by Schoch (1984); and to Tapiridae by Hay (1902), Scott (1913), Gazin and Collins (1950), Olsen (1960), Carroll (1988), Prothero and Schoch (1989) and Colbert and Schoch (1998).
Species
Synonyms
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Synonymy list
Year | Name and author |
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1877 | Tapiravus Marsh |
1877 | Tapiravus rarus Marsh |
1877 | Tapiravus Marsh p. 252 |
1877 | Tapiravus rarus Marsh p. 252 |
1902 | Tapiravus Hay p. 628 |
1913 | Tapiravus Scott p. 291 |
1950 | Tapiravus Gazin and Collins p. 11 |
1960 | Tapiravus Olsen p. 164 |
1984 | Tapiravus Schoch p. 3 |
1988 | Tapiravus Carroll |
1989 | Tapiravus Prothero and Schoch p. 534 |
1998 | Tapiravus Colbert and Schoch p. 577 |
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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.
G. †Tapiravus Marsh 1877
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†Tapiravus validus Marsh 1871
Invalid names: Tapiravus rarus Marsh 1877 [nomen dubium]
Diagnosis
Reference | Diagnosis | |
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R. M. Schoch 1984 | Medium-sized tapirs (smaller than Tapirus terrestris); dentition similar to that of Tapirus,
but teeth lower-crowned (relatively brachyodont); lower cheek teeth elongated anteroposteriorly; M2_3 trigonids and talonids separated by a deep groove or constriction; maxilla relatively deep as compared to Tapirus; lachrymal processes less prominent than in Tapirus; sulcus on the lateral face of the ascending portion of the maxilla shallower and more constricted than in Tapirus; mandibular symphysis narrow relative to Tapirus. |
Measurements
No measurements are available
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Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum | |||||
References: Hendy et al. 2009, Carroll 1988, Nowak 1991, Ji et al. 2002, Lillegraven 1979, MacFadden and Cerling 1996 |
Age range: Burdigalian or 20.44000 to 15.97000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Burdigalian | USA (New Jersey) | T. validus (18587) | |
Burdigalian | USA (Maryland) | T. validus (45493) | |
Burdigalian - Langhian | USA (Maryland) | T. validus (18518) |