Toxodonta

Tox`o`don´ta

n.pl.

1.

(Paleon.) An extinct order of Mammalia found in the South American Tertiary formation. The incisor teeth were long and curved and provided with a persistent pulp. They are supposed to be related both to the rodents and ungulates. Called also Toxodontia.

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.