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Microsyops elegans Marsh 1871 (placental)

Mammalia - Primates - Microsyopidae

PaleoDB taxon number: 48550

Alternative combination: Limnotherium elegans

Synonyms: Bathrodon typus Marsh 1872 (no. 44475), Mesacodon speciosus Marsh 1872 (no. 48320), Microsyops gracilis Leidy 1872 (no. 48551), Microsyops speciosus Marsh 1872 (no. 48559), Microsyops typus Marsh 1872 (no. 48561), Microsyops verus Leidy 1872 (no. 48563), Palaeacodon verus Leidy 1872 (no. 49607)

Full reference: O. C. Marsh. 1871. Notice of some new fossil mammals from the Tertiary Formation. American Journal of Science 2(7):35-44

Belongs to Microsyops according to G. F. Gunnell 1989

Sister taxa: Microsyops angustidens, Microsyops annectens, Microsyops cardiorestes, Microsyops knightensis, Microsyops kratos, Microsyops latidens, Microsyops scottianus, Microsyops vicarius

Type specimens:

  • Microsyops elegans: YPM 11794, a mandible (fragment of left ramus with P4-M2). Its type locality is Grizzly Buttes, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.
  • Bathrodon typus:
  • Mesacodon speciosus:
  • Microsyops gracilis:
  • Palaeacodon verus:

Ecology: scansorial insectivore

Average measurements (in mm): P4 3.63 x 4.20, M1 3.66 x 4.31, M2 3.93 x 4.80, M3 3.55 x 4.07, p4 3.81 x 2.73, m1 3.75 x 2.78, m2 3.99 x 3.53, m3 4.50 x 3.01