cheirotherium Meaning, Definition & Usage

Chei`ro*the"ri*um noun
Etymology
NL., fr. Gr. hand + beast.
Definitions
  1. (Poleon.) A genus of extinct animals, so named from fossil footprints rudely resembling impressions of the human hand, and believed to have been made by labyrinthodont reptiles. See Illustration in Appendix.

Webster 1913