Word Study
protohippus
WORDNET DICTIONARY
Noun protohippus has 1 sense
- protohippus(n = noun.animal) Array - Pliocene horse approaching donkeys in size; Array is a kind of equus caballus, horse
is a member of genus protohippus
CIDE DICTIONARY
protohippus, n. [NL., from Gr. first + horse.].
A genus of fossil horses from the Lower Pliocene. They had three toes on each foot, the lateral ones being small. [1913 Webster]
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