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Taxonomy
Sciurus grammurus was named by Helgen et al. (2009). It is extant.
It was recombined as Otospermophilus grammurus by Schultz and Howard (1935); it was recombined as Citellus grammurus by Ayer (1936); it was recombined as Otospermophilus variegatus grammurus by Helgen et al. (2009).
It was recombined as Otospermophilus grammurus by Schultz and Howard (1935); it was recombined as Citellus grammurus by Ayer (1936); it was recombined as Otospermophilus variegatus grammurus by Helgen et al. (2009).
Synonymy list
| Year | Name and author |
|---|---|
| 1823 | Sciurus grammurus Say |
| 1935 | Otospermophilus grammurus Schultz and Howard p. 279 |
| 1936 | Citellus grammurus Ayer p. 606 |
| 2009 | Otospermophilus variegatus grammurus Helgen et al. |
| 2009 | Sciurus grammurus Helgen et al. |
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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.
Otospermophilus variegatus grammurus Helgen et al. 2009 [rock squirrel]
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Ji et al. 2002, Carroll 1988, Lillegraven 1979, Nowak 1991, Hendy et al. 2009 | |||||
Age range: Late/Upper Pleistocene or 0.12900 to 0.01170 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pleistocene - Holocene | USA (Texas) | Citellus grammurus (93258) | |
| Late/Upper Pleistocene | USA (New Mexico) | Otospermophilus grammurus (93281) |