''Elomeryx'' is an
extinct
Extinction is the termination of a kind of organism or of a group of kinds (taxon), usually a species. The moment of extinction is generally considered to be the death of the last individual of the species, although the capacity to breed and ...
genus of
artiodactyl ungulate, and is among the earliest known
anthracothere
Anthracotheriidae is a paraphyletic family of extinct, hippopotamus-like artiodactyl ungulates related to hippopotamuses and whales. The oldest genus, '' Elomeryx'', first appeared during the middle Eocene in Asia. They thrived in Africa a ...
s. The genus was extremely widespread, first being found in
Asia in the middle
Eocene, in
Europe during the latest Eocene, and having spread to
North America
North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...
by the early
Oligocene
The Oligocene ( ) is a geologic epoch of the Paleogene Period and extends from about 33.9 million to 23 million years before the present ( to ). As with other older geologic periods, the rock beds that define the epoch are well identified but the ...
.
It is closely related to
cows,
pigs,
deer,
cetacean
Cetacea (; , ) is an infraorder of aquatic mammals that includes whales, dolphins, and porpoises. Key characteristics are their fully aquatic lifestyle, streamlined body shape, often large size and exclusively carnivorous diet. They propel them ...
s, and possibly
hippopotamuses.

''Elomeryx'' was about in body length, and had a long, vaguely horse-like head. It had small
tusks which it used to uproot
plants, and
spoon-shaped
incisors ideal for pulling and cropping water plants. ''Elomeryx'' had five-toed hind legs and four-toed front legs, resulting in wide feet which made it easier to walk on soft mud. It probably had similar habits to the modern
hippopotamus, to which it may have been related.
References
Anthracotheres
Eocene even-toed ungulates
Oligocene even-toed ungulates
Rupelian genus extinctions
Paleogene mammals of North America
Paleogene mammals of Asia
Paleogene mammals of Europe
Fossil taxa described in 1894
Prehistoric even-toed ungulate genera
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