condylarth

[kon-dl-ahrth]
noun
  1. any of the primitive ungulate mammals of the extinct order Condylarthra, from the Paleocene and Eocene epochs, having a slender body, low-crowned teeth, and five-toed feet, each toe ending in a small hoof.

Origin of condylarth

1880–85; < New Latin Condylarthra (neuter plural) < Greek kóndyl(os) condyle + -arthra, neuter plural of arthrus -jointed, derivative of árthron joint
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018