IUCN Red List assessments

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IUCN Red Lists of the family Colubridae

Taxonomy and distribution of the genus Thamnophis

Bibliography of the genus Thamnophis

Genus Thamnophis North American Garter Snakes and Ribbon Snakes IUCN Red List assessments: Extinct (in recent times): 0 species Extinct in the Wild: 0 species = 0.0 % Critically Endangered: 0 species = 0.0 % Endangered: 2 species = 5.4 % Vulnerable: 3 species = 8.1 % Near Threatened: 0 species = 0.0 % Least Concern: 25 species = 67.6 % Data Deficient: 3 species = 8.1 % Not Assessed: 4 species = 10.8 %