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Definition of Protohippus
1. Noun. Pliocene horse approaching donkeys in size.
Definition of Protohippus
1. n. A genus of fossil horses from the Lower Pliocene. They had three toes on each foot, the lateral ones being small.
Lexicographical Neighbors of Protohippus
Literary usage of Protohippus
Below you will find example usage of this term as found in modern and/or classical literature:
1. Points of the Horse: A Treatise on the Conformation, Movements, Breeds and by Matthew Horace Hayes (1904)
"... —protohippus— Pliohippus—Pleistocene Equid;e—Prehistoric horses—Causes of
structural changes—Horses of the future. General Remarks. ..."
2. Proceedings of the Academy of Natural Sciences of Philadelphia by Academy of Natural Sciences of Philadelphia (1870)
"Fauna of Dakota, &c. 1869, 275, 327, 401. 2. protohippus ... protohippus PRINCIPALIS.
Equus principalis, Lund: K. Danske Vidensk. Selskab. ..."
Other Resources:
