Aletomeryx

Aletomeryx is an extinct genus of Artiodactyla, of the family Dromomerycidae, endemic to North America from the early Miocene epoch (Hemingfordian stage) 20.6—16.3 Ma, existing for approximately 4.3 million years.^[1]

Aletomeryx Temporal range: 20.6–16.3 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
A. gracilis skull
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Artiodactyla
Family:	†Dromomerycidae
Tribe:	†Aletomerycini
Genus:	†Aletomeryx Lull (1920)
Species
A. gracilis A. marslandensis A. occidentalis

Taxonomy

Female skull, originally described as Blastomeryx marshi (now a synonym of Aletomeryx gracilis).

19th century model

Aletomeryx was named by Lull (1920). It is the type genus of Aletomerycinae, Aletomerycini. It was assigned to Dromomerycidae by Lull (1920) and Janis and Manning (1998); and to Aletomerycini by Prothero and Liter (2007).^[2][3][4]

Fossil distribution

Fossils have been recovered from the Midway Site in Florida, Saskatchewan, Boron, California, and several sites in Nebraska and Wyoming.