Latitudinal range: 29.2° to 39.3°

Habitats: desert/xeric shrubland (1)

only

Found in 4 samples

Mexico: Mexico Highway 16

United States: Pacific City (Late Pleistocene), Meyer Cave (Holocene), Smith Creek Canyon (Reddish-brown Silt) (Late Pleistocene)

See also Pituophis, Pituophis catenifer, Pituophis sp.