Latitudinal range: 30.2° to 42.7°

Habitats: temperate savanna (1), temperate broadleaf/mixed forest (5)

Found in 8 samples

United States: Savannah River Site, Pine Bush, Ellenton Bay, Needle's Eye, Curl Creek, Griffith League Ranch, Scovill (Holocene), Meyer Cave (Holocene)

See also Heterodon, Heterodon nasicus, Heterodon simus, Heterodon sp.