Thamnophis sirtalis

Familia: Colubridae
Subfamilia: Natricinae
Genus: Thamnophis
Species:
Subspecies (13): T. s. annectens – T. s. concinnus – T. s. dorsalis – T. s. fitchi – T. s. infernalis – T. s. lowei – T. s. pallidulus – T. s. parietalis – T. s. pickeringii – T. s. semifasciatus – T. s. similis – T. s. sirtalis – T. s. tetrataenia

Thamnophis sirtalis (Linnaeus, 1758) [conserved name]

• Type material: probably lost.
• Neotype: FMNH 73660 (formerly ROM 7167), adult ♂, collected by G.M. Bureau in 1942. [designated by Schmidt & Conant (1956: 228), rejected by Opinion 771 (1966: 38)]
• Type locality: “Canada”, restricted to “Quebec, Quebec County, Province of Quebec, Canada” by Schmidt & Conant (1956: 228), and rejected by Opinion 771 (1966: 38).
• Placed on the Official List of Specific Names in Zoology by Opinion 385 (1956: 193).

• Coluber sirtalis Linnaeus, 1758: 222 [original combination]
• Eutaenia sirtalis — Baird & Girard, 1853: 31 [subsequent combination]
• Thamnophis sirtalis — Garman, 1892: 104 [subsequent combination]

• Linnaeus, C. 1758. Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Editio Decima, Reformata. Tomus I. Holmiæ (Stockholm): impensis direct. Laurentii Salvii. 824 pp. DOI: 10.5962/bhl.title.542 BHL Reference page. 
• International Commission on Zoological Nomenclature. 1956. Opinion 385. Determination under the Plenary Powers of the method to be adopted in interpreting the nominal species “Coluber sirtalis” Linnaeus, 1758, the common garter snake of the eastern United States, and approval of the neotype designated for the foregoing species and of that designated for the ribbon snake of North America. pp. 191–230, 2 pls. In Hemming, F. (Ed.). Opinions and Declarations of the International Commission on Zoological Nomenclature. Volume 12. Part 6. International Trust for Zoological Nomenclature: London. BHL Reference page. 
• International Commission on Zoological Nomenclature. 1966. Opinion 771. Thamnophis sirtalis Linnaeus, 1758 (Reptilia): rejection under the plenary powers of the neotype specimen designated for that species by Opinion 385. Bulletin of Zoological Nomenclature 23(1): 38–40. BHL Reference page. 

• Uetz, P., Freed, P., Aguilar, R., F. Reyes, J. Kudera & Hošek, J. (eds.) 2025. Thamnophis sirtalis. The Reptile Database. Accessed on 16 June 2020.
• Frost, D.R., Hammerson, G.A. & Santos-Barrera, G. 2015. IUCN: Thamnophis sirtalis  (Least Concern). The IUCN Red List of Threatened Species 2015: e.T62240A68308267. DOI: 10.2305/IUCN.UK.2015-2.RLTS.T62240A68308267.en

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