condylarth

[ kon-dl-ahrth ]
/ ˈkɒn dlˌɑrθ /

noun

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