Haringtonhippus
Specimens have been found from southern Mexico to southern South Dakota and in Alberta , Canada , at sites such as Gypsum Cave and Natural Trap Cave , as well as eastern Beringia in Yukon A later study found that "Equus cedralensis" from the Late Pleistocene of Mexico also belonged to this species . 
<triplet> Alberta <subj> Canada <obj> country <triplet> Canada <subj> Alberta <obj> contains administrative territorial entity <subj> Yukon <obj> contains administrative territorial entity