Thamnophis nigronuchalis

The Thamnophis nigronuchalis is classified as Data Deficient (DD), inadequate information to make a direct, or indirect, assessment of its risk of extinction.

Thamnophis nigronuchalis - Thompson 1957 IDENTIFICATION: DISTRIBUTION: Thamnophis nigronuchalis Map HABITAT: Durango stream Habitat, 7,000′, Durango, Mexico Durango stream Habitat, 7,000′, Durango, Mexico More

virgatenuis and Thamnophis nigronuchalis were abundant here as well. CONSERVATION STATUS: Abundant and adaptable, Conopsis nasus is in no danger of wide-scale decline. REFERENCES: Goyenechea, I., and Flores-Villela, O. More