单词 plesiadapoid 释义 plesiadapoid, n. and a. Palont.|plizdpd|[f. mod.L. name of suborder Plesiadapoidea, f. the generic name Plesiadapis (see prec.) + -oid.]A. n. A primitive, extinct primate belonging to the suborder Plesiadapoidea. B. adj. Of, pertai...