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Taxonomy
Grangerimus dakotensis was named by Macdonald (1963). Its type specimen is SDSM 54248, a partial skull (partial cranium, with P4-M3), and it is a 3D body fossil. Its type locality is Sharps (SDSM V-541), which is in a Geringian terrestrial horizon in the Sharps Formation of South Dakota.
It was recombined as Tenudomys dakotensis by Rensberger (1973), Gawne (1975), Korth (1989) and Korth (1993).
It was recombined as Tenudomys dakotensis by Rensberger (1973), Gawne (1975), Korth (1989) and Korth (1993).
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Grangerimus dakotensis Macdonald p. 182 fig. 13 |
| 1973 | Tenudomys dakotensis Rensberger |
| 1975 | Tenudomys dakotensis Gawne |
| 1989 | Tenudomys dakotensis Korth |
| 1993 | Tenudomys dakotensis Korth |
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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.
†Tenudomys dakotensis Macdonald 1963
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. R. Macdonald 1963 | P4 with "entostyle" oriented anteroposteriorly. Molars with anterior cingula. |