Latitudinal range: 27.0° to 38.4°

Habitats: temperate broadleaf/mixed forest (4), desert/xeric shrubland (3)

Found in 9 samples

Mexico: Mexico Highway 16

United States: Ellenton Bay, Old Sabine Bottom Wildlife Management Area (Oil), Maricopa Road (MR-238), Sun Valley Parkway, Needle's Eye, Griffith League Ranch, Fort Center Mound A (Holocene), Meyer Cave (Holocene)

See also Masticophis, Masticophis mentovarius, Masticophis sp., Masticophis taeniatus