dawn horse

American  

noun

1. eohippus.

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Etymology

Origin of dawn horse

First recorded in 1200–50

Example Sentences

But almost as soon as Stucky and Krishtalka struck their pickaxes in the ground last June they unearthed a beautifully preserved Eocene skull and lower jaw of a three-toed dawn horse.

From Time Magazine Archive

Eohippus, the dawn horse, is the name given a skeleton found in 1880 in the lower Eocene strata in Wyoming.

From Earth and Sky Every Child Should Know Easy studies of the earth and the stars for any time and place by Rogers, Julia Ellen

The horses, like the camels, had gone through their developmental history on this continent, the earliest ancestor, the little four-toed "dawn horse" of the Eocene, being likewise the size of a jack-rabbit.

From A Book-Lover's Holidays in the Open by Roosevelt, Theodore