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Taxonomy
Plesiothomomys potomacensis was named by Gidley and Gazin (1933). Its type specimen is USNM 8166, a mandible, and it is a 3D body fossil. Its type locality is Cumberland Cave, which is in an Irvingtonian cave horizon in Maryland.
It was recombined as Thomomys potomacensis by Kurten and Anderson (1980).
It was recombined as Thomomys potomacensis by Kurten and Anderson (1980).
Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Plesiothomomys potomacensis Gidley and Gazin p. 354 figs. Fig. 7 |
| 1980 | Thomomys potomacensis Kurten and Anderson p. 224 |
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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.
†Thomomys potomacensis Gidley and Gazin 1933
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Stein 2000, Lillegraven 1979, Ji et al. 2002, Hendy et al. 2009, Carroll 1988, Nowak 1991 | |||||
Age range: Irvingtonian or 1.80000 to 0.30000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pleistocene | USA (West Virginia) | Thomomys potomacensis (123875) | |
| Irvingtonian | USA (Maryland) | Plesiothomomys potomacensis, Thomomys potomacensis (type locality: 20302) | |
| Irvingtonian | USA (West Virginia) | Thomomys potomacensis (20554) | |
| Irvingtonian | USA (Pennsylvania) | Thomomys potomacensis (20354) |