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Symmetrodontomys
Taxonomy
Symmetrodontomys was named by Hibbard (1941). It is not extant.
It was assigned to Cricetinae by Kurten and Anderson (1980); and to Cricetidae by Hibbard (1941) and McKenna and Bell (1997).
It was assigned to Cricetinae by Kurten and Anderson (1980); and to Cricetidae by Hibbard (1941) and McKenna and Bell (1997).
Synonymy list
Year | Name and author |
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1941 | Symmetrodontomys Hibbard |
1980 | Symmetrodontomys Kurten and Anderson p. 249 |
1997 | Symmetrodontomys McKenna and Bell |
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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. †Symmetrodontomys Hibbard 1941
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†Symmetrodontomys beckensis Dalquest 1978
†Symmetrodontomys daamsi Martin et al. 2002
†Symmetrodontomys simplicidens Hibbard 1941
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Invalid names: Peromyscus sawrockensis Hibbard 1964 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, subc = subclass, c = class, subp = subphylum | |||||
References: Ji et al. 2002, Hendy et al. 2009, Carroll 1988, Nowak 1999, Lillegraven 1979 |
Age range: Blancan or 4.90000 to 1.80000 Ma
Collections (8 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Hemphillian - Blancan | USA (Indiana) | S. sp. (18320) | |
Blancan | USA (Kansas) | Peromyscus sawrockensis (19922) S. simplicidens (19928 19931 19932 19935 19936) | |
Blancan | USA (Texas) | S. simplicidens, Peromyscus beckensis (20060) |