Atractus wagleri PRADO, 1945

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Higher Taxa	Colubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Subspecies
Common Names	E: Wagler's Ground Snake
Synonym	Atractus wagleri PRADO 1945: 61 Atractus wagleri — PASSOS & ARREDONDO 2009 Atractus wagleri — WALLACH et al. 2014: 83 Atractus wagleri — PASSOS et al. 2024: 68
Distribution	Colombia (Boyacá) Type locality: Humbo, Dep. de Boyacá, Colombia (05°36′N, 74°16′W; ca. 1,000 m asl)
Reproduction	oviparous
Types	Holotype: MLS 228, Female, collected on 1948 by Hermanos of La Salle order. Presumed lost (Passos et al. 2024)
Diagnosis	Diagnosis: Atractus wagleri is distinguished from all congeners by the combination of the following characters: (1) 17/17/17 smooth dorsal scale rows; (2) two postoculars; (3) loreal long; (4) temporals 1+2; (5) seven supralabials, third and fourth contacting orbit; (6) seven infralabials, first three contacting chinshields; (7) six or seven maxillary teeth; (8) generally four gular scale rows; (9) four or five preventrals; (10) 174–180 ventrals in females, 157–174 in males; (11) 43–44 subcaudals in females, 46–56 in males; (12) dorsal ground colour in preservative cream-red with an irregular vertebral black stripe connected to lateral black blotches, constituting complete bands anteriorly and decreasing in size posteriorly; (13) venter black with paraventral region cream; (14) moderate body size, females reaching 437 mm SVL and males 445 mm SVL; (15) moderate tail length in females (13.6–15.3% SVL) and long in male (21.61% SVL); (16) hemipenis moderately bilobed, semicapitate, and semicalyculate. (17) laterosphenoid unknown. (Passos et al. 2024) Unfortunately we had to temporarily remove additional information as this was scraped by multiple AI companies who sell that data to their customers. These details, e.g. detailed descriptions or comparisons (about 4601 characters) are available for collaborators and contributors. Please contact us for details.
Comment
Etymology	Named after Johann Georg Wagler (1800-1832), a herpetologist.
References	Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here Bernal, R. 2025. Serpientes de Colombia-Guía de Campo. Serie de Guías Tropicales de Campo. 19: 396 pp. Conservación Internacional Colombia, Bogotá - get paper here Meneses-Pelayo, E. 2016. Atractus wagleri (Wagler's Ground Snake) maximum size. Herpetological Review 47(3): 472. - get paper here Passos, P. & Arredondo, J.C. 2009. Rediscovery and redescription of the Andean earth-snake Atractus wagleri (Reptilia: Serpentes: Colubridae). Zootaxa 1969: 59–68 - get paper here Passos, P., Meneses-Pelayo, E., Ramos, L. O., Martins, A. R., Machado, A., Lopes, R. T., ... & Lynch, J. D. 2024. Taxonomy without borders: Revision of the genus Atractus (Serpentes: Dipsadidae) from the Andes between Colombia and Venezuela. South American Journal of Herpetology, 32(sp1), 1-123 - get paper here Pérez-Santos,C. & Moreno, A.G. 1988. Ofidios de Colombia. Museo reegionale di Scienze Naturali, Torino, Monographie VI, 517 pp. Prado, Alcides 1945. Um novo Atractus da Colombia. Ciencia (Mexico) 6: 61 Prado, Alcides 1946. Notas ofiológicas 19. Atractus da Colombia, com a redescrição de tres novas espécies. Memorias do Instituto Butantan 18 (1944–1945): 109–111 - get paper here Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp.
External links	IUCN Red List National Center for Biotechnology Information Google images

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