Genetic hybrids ( O. virginianus × O. hemionus)
UNITED STATES: Texas; Brewster County, Elephant Mountain WMA (TK201563/ MT846811 / ON924960), Cottle County, Matador WMA (TK201593/ MT846859 / ON924961); Dallam County, Rita Blanca, 36.368700, −102.834301 (TK211277/ ON924825 / ON924962); Dickens County, 3.0 MI N, 5.0 MI E McAdoo (TK166134/ MT846815 / ON924963); Hale County (TK211408/ ON924826 / ON924964); Hutchinson County, Turkey Track Ranch (TK201631/ ON924827 / ON924965); Kent County, 32 km S Jayton, Mesquite Grove Ranch (TK24397/ MT846806 / ON924966; TK24403/ ON924828 / ON924967); Uvalde County, Texas Agriculture Experiment Station, Uvalde Research Center, Texas A&M University (TK25435/ ON924829 / ON924968).