Abundance: 0.02 to 8.79% (median 1.40%)

Latitudinal range: 29.2° to 39.3°

Habitats: (6), desert/xeric shrubland (3), temperate savanna (1)

Found in 10 samples

Mexico: Mexico Highway 16

United States: Fort Riley Military Reservation, Maricopa Road (MR-238), Sun Valley Parkway, Bat Cave, First American Bank Site (Feature 1), CA-SLO-585 (Locus 6A, Early-Middle Holocene), Pacific City, Meyer Cave, Smith Creek Canyon (Reddish-brown Silt)

See also Pituophis catenifer, Pituophis melanoleucus, Pituophis sp.