Dictionary entry

Cheirotherium

Webster's Dictionary 1913

‖Chei′ro‐the″ri‐um (?), n. [NL., fr. Gr. χείρ hand + θηρίον beast.] (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.