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Protospermophilus minimus
Taxonomy
Protospermophilus minimus was named by Korth (2013). Its type specimen is F:AM 144255, a mandible (left mandible with i1, and p4-m2), and it is a 3D body fossil. Its type locality is Paleo Quarry, which is in a Barstovian/Clarendonian terrestrial horizon in the Valentine Formation of Nebraska.
Entered
by J. Marcot on 2026-05-18; modified by J. Marcot on 2026-05-18
Synonymy list
| Year | Name and author |
|---|---|
| 2013 | Protospermophilus minimus Korth p. 127 figs. Figure 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.
†Protospermophilus minimus Korth 2013
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| W. W. Korth 2013 | Smaller than all other species of the genus (Table 1; Figure 2); partial hypolophids on lower molars; accessory loph running into center of talonid from metastylid on lower cheek teeth. |
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Nowak 1991, Lillegraven 1979, Hendy et al. 2009, Ji et al. 2002, Carroll 1988 | |||||
Age range: base of the Barstovian to the top of the Clarendonian or 16.30000 to 9.40000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Barstovian - Clarendonian | USA (Nebraska) | Protospermophilus minimus (type locality: 18306) |