What is the meaning of protohippus?

noun

  • Pliocene horse approaching donkeys in size. .
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). protohippus. Retrieved September 21, 2026, from http://smartdefine.org/protohippus/definitions/1199515
ChicagoWordNet. 2010. "protohippus" http://smartdefine.org/protohippus/definitions/1199515 (accessed September 21, 2026).
HarvardWordNet 2010, protohippus, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/protohippus/definitions/1199515>.
MLAWordNet. "protohippus" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/protohippus/definitions/1199515>
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