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Mediochoerus johnsoni
Taxonomy
Mediochoerus johnsoni was named by Schultz and Falkenbach (1941). Its type specimen is UNSM 2-11-8-36NP, a partial skull (Skull (lacking occipital region, frontals, and nasals) with I1-M3), and it is a 3D body fossil. Its type locality is Hemingford Quarry 24, which is in a Hemingfordian terrestrial horizon in the Runningwater Formation of Nebraska.
Synonymy list
| Year | Name and author |
|---|---|
| 1941 | Mediochoerus johnsoni Schultz and Falkenbach |
| 2007 | Mediochoerus johnsoni Stevens and Stevens p. 164 |
| 2023 | Mediochoerus johnsoni Stevens et al. pp. 132 - 133 figs. Figure 108; Appendix 13C; Table A43 |
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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.
†Mediochoerus johnsoni Schultz and Falkenbach 1941
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| M. S. Stevens et al. 2023 | Slightly smaller than M. blicki, with a lesser degree of nasal retraction (so far as can be determined by the broken top of the skull). (Modified from Schultz and Falkenbach, 1941). |
Measurements
No measurements are available
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| Source: f = family, o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Nowak 1999, Carroll 1988, Hendy et al. 2009, Lander 1998, Lillegraven 1979 | |||||
Age range: Early/Lower Hemingfordian or 20.43000 to 15.97000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Hemingfordian | USA (Nebraska) | Mediochoerus johnsoni (type locality: 17946) |