Basic info | Taxonomic history | Classification | Included Taxa |
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Perognathus brevidens
Discussion
type locality is 18031
Taxonomy
Perognathus brevidens was named by Korth (1987). Its type specimen is UNSM 56300, a mandible (right mandible with p4-m3), and it is a 3D body fossil.
Synonymy list
Year | Name and author |
---|---|
1987 | Perognathus brevidens Korth p. 1058 fig. 1 |
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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.
†Perognathus brevidens Korth 1987
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Diagnosis
Reference | Diagnosis | |
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W. W. Korth 1987 | Near size of Perognathus furlongi (Wood, 1935a, table II; Lindsay, 1972, table 9; Korth, 1979, table 1; Table 1, this paper);P4reducedand wider than long with metaconid connected to hypoconid by narrow oblique loph. |
Measurements
No measurements are available
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Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum | |||||
References: Ji et al. 2002, Hendy et al. 2009, Carroll 1988, Lillegraven 1979, Samuels and Van Valkenburgh 2008, Nowak 1991 |
Age range: Barstovian or 15.97000 to 13.60000 Ma
Collections (6 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Barstovian | USA (South Dakota) | Perognathus brevidens (18397) | |
Barstovian | USA (Nebraska) | Perognathus brevidens (18031 18164) Perognathus furlongi (18208 18240 18284) |