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Atractus wagleri PRADO, 1945

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Higher TaxaColubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common NamesE: Wagler's Ground Snake 
SynonymAtractus wagleri PRADO 1945: 61
Atractus wagleri — PASSOS & ARREDONDO 2009
Atractus wagleri — WALLACH et al. 2014: 83 
DistributionColombia (Boyacá)

Type locality: Humbo, Dep. de Boyacá, Colombia  
TypesHolotype: MLS 228, Female, collected on 1948 by Hermanos of La Salle order. Presumed lost 
DiagnosisDiagnosis: 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. 
EtymologyNamed after Johann Georg Wagler (1800-1832), a herpetologist. 
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - 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
  • 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.
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