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Protohippus

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Pro`to`hip´pus

n.

1.

(Paleon.) A genus of fossil horses from the Lower Pliocene. They had three toes on each foot, the lateral ones being small.

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Noun

1.

Protohippus

protohippus - Pliocene horse approaching donkeys in size

Equus caballus, horse - solid-hoofed herbivorous quadruped domesticated since prehistoric times

genus Protohippus - a genus of Equidae

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genus Protohippus

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