Equus alaskae

{{Short description|Extinct Pleistocene species of horse}}

{{Speciesbox

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| fossil_range = {{fossil range|2.588|0.009}}

| extinct = yes

| parent = Incertae sedis/Equus

| genus = Equus

| species = alaskae

| authority = Winans 1989M. C. Winans. 1989. A quantitative study of the North American fossil species of the genus Equus. The evolution of perissodactyls 262–297

| synonyms =

• Equus conversidens leoni
• Equus niobrarensis alaskae
• Equus lambei Hay 1917{{cite web |title=†Equus alaskae Winans 1989 (horse) |url=https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=46255 |website=Fossilworks |access-date=17 December 2021 |language=en }}
• Onager lambei Hay 1917

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Equus alaskae was a Pleistocene species of horse, now extinct, that inhabited North America.{{Cite web|url = https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=46255|title = Fossilworks: Equus alaskae|website = fossilworks.org|access-date = 17 December 2021}}{{Cite book|url=https://books.google.com/books?id=da79CQAAQBAJ|title=Vertebrate Paleontology in New Mexico: Bulletin 2|last=Lucas|first=Spencer G.|last2=Zidek|first2=Jiri|date=1993-01-01|publisher=New Mexico Museum of Natural History and Science|language=en}}

Fossils found from Alaska to Mexico have been identified as Equus alaskae, and it has been referred to as the most common equid in the southwest of North America.{{Cite book|url=https://books.google.com/books?id=2tQLRHdQxD4C|title=Pendejo Cave|last=MacNeish|first=Richard S.|last2=Liddy|first2=Jane G.|date=2003-01-01|publisher=UNM Press|isbn=9780826324054|language=en}} The species was medium to small-sized, around the dimensions of a cowpony.{{Cite journal|last=Teresa Alberdi, Arroyo-Cabrales, Marín-Leyva, Alberdi Polaco|first=María, Joaquín, Alejandro H., and Oscar J.|date=April 28, 2014|title=Study of Cedral Horses and their place in the Mexican Quaternary|url=http://www.scielo.org.mx/pdf/rmcg/v31n2/v31n2a6.pdf|journal=Revista Mexicana de Ciencias Geológicas}}