Hexameryx is an extinct monospecific genus of the artiodactyl family Antilocapridae endemic to North America, with its remains being found exclusively in Florida. However, possible remains have been unearthed in Louisiana. It lived during the Pliocene epoch 5.3—4.9 mya. It had six well-forked horns.
References
Late Cretaceous and Cenozoic Mammals of North America: Biostratigraphy and Geochronology by Michael O. Woodburne Pleistocene Mammals of North America by Bjýýrn Kurtýýn and Elaine Anderson Florida's Fossils: Guide to Location, Identification and Enjoyment by Robin C. Brown Horns, Tusks, and Flippers: The Evolution of Hoofed Mammals by Donald R. Prothero and Robert M. Schoch
External links Hexameryx in the Paleobiology Database