Definition of Hyrachyus
: a genus (the type of the family Hyrachyidae) of primitive perissodactyl ungulates related to the rhinoceroses and common in the North American Eocene
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Origin and Etymology of hyrachyus
New Latin, from Hyrac-, Hyrax, genus of ungulates + -hyus (from Greek hy-, hys hog, swine) (female hog)
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