Abundance: 0.02 to 8.79% (median 4.09%)

Latitudinal range: 29.2° to 39.3°

Habitats: (3), desert/xeric shrubland (1)

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.