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Notharctus tenebrosus Leidy 1870 (primate)

Osteichthyes - Primates - Notharctidae

PaleoDB taxon number: 49200

Synonyms: Hipposyus formosus Leidy 1872 (no. 47032), Limnotherium affine Marsh 1872 (no. 47706), Limnotherium tyrannus Marsh 1871 (no. 47708), Notharctus affinis Marsh 1872 (no. 49185), Notharctus anceps Marsh 1872 (no. 49186), Notharctus formosus Gregory 1916 (no. 49189), Notharctus osborni Granger and Gregory 1917 (no. 49195), Notharctus pugnax Granger and Gregory 1917 (no. 49197), Notharctus tyrannus Marsh 1871 (no. 49201), Thinolestes anceps Marsh 1872 (no. 52264), Tomitherium rostratum Cope 1872 (no. 52399), Tomitherium rostratus Cope 1872 (no. 308221)

Full reference: J. Leidy. 1870. [Abstract of remarks made before a meeting of the Academy of Natural Sciences of Philadelphia, October 25th, 1870]. Proceedings of the Academy of Natural Sciences of Philadelphia 22(3):113-114

Belongs to Notharctus according to P. D. Gingerich 1979

Sister taxa: Notharctus robinsoni, Notharctus robustior, Notharctus venticolus, Pelycodus relictus

Type specimens:

  • Notharctus tenebrosus: U.S.N.M. No. 3752, a mandible (nearly complete ramus of a lower jaw with C1, P2-M3). Its type locality is Black's Fork, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.
  • Hipposyus formosus:
  • Limnotherium affine:
  • Limnotherium tyrannus:
  • Notharctus formosus:
  • Notharctus osborni:
  • Notharctus pugnax: Its type locality is Millersville, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.
  • Thinolestes anceps:
  • Tomitherium rostratum: Its type locality is Black's Fork, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.

Ecology: scansorial insectivore

Average measurements (in mm): M1 6.40 x 7.80, M2 6.40 x 8.20, M3 5.20 x 6.90, m1 5.53 x 4.30, m3 6.90 x 4.40