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Definition of: Protohippus

(prō′tō·hipəs) noun Paleontol.
A genus of extinct, three-toed horses of the Miocene period. [<NL <Gk. prōtos first + hippos a horse]

Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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