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Siphlophis worontzowi (PRADO, 1940)

IUCN Red List - Siphlophis worontzowi - Least Concern, LC

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Higher TaxaColubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) 
Common NamesWorontzow's Spotted Night Snake 
SynonymAlleidophis worontzowi PRADO 1940: 5
Siphlophis worontzowi — PETERS & OREJAS-MIRANDA 1970: 281
Siphlophis worontzowi — ZAHER & PRUDENTE 1999
Siphlophis worontzowi — CALDEIRA COSTA et al. 2010
Siphlophis worontzowi — WALLACH et al. 2014: 679 
DistributionBrazil (Amazonas, Pará [HR 34: 390], Mato Grosso, Rondônia), Peru (Cuzco), N Bolivia

Type locality: Rio Amaña, Estado do Amazonas, Brazil [4.4000°S, 57.5833°W]  
TypesHolotype: IBSP (= IB) 10062, an 885 mm male (C. Worontzow, Feb. 1937). 
CommentBehavior: nocturnal

Habitat: semiarboreal species

Diet: primarily lizards

Distribution: see ma in Caldeira et al 2010. 
Etymologynamed after Cesar Worontzow, who collected the type in 1937. 
  • Beolens, ; Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here
  • BERNARDE, P.S., ALBUQUERQUE, S., BARROS, T.O. & TURCI, L.C.B. 2012. Serpentes do Estado de Rondônia, Brasil. Biota Neotrop. 12(3): 1-29 - get paper here
  • Caldeira Costa, Henrique; Vinícius de Avelar São-Pedro, Renato Neves Feio 2010. A new record of the poorly known Amazonian snake Siphlophis worontzowi. Herpetology Notes 3: 097-100 - get paper here
  • De Matos, Simone Arruda and Paulo Roberto Melo-Sampaio. 2013. Geographic Distribution: Siphlophis worontzowi (Worontzow's spotted night snake). Herpetological Review 44 (3): 477-478 - get paper here
  • Fraga R de, Stow AJ, Magnusson WE, Lima AP 2014. The Costs of Evaluating Species Densities and Composition of Snakes to Assess Development Impacts in Amazonia. PLoS One 9 (8): e105453. doi:10.1371/journal.pone.0105453 - get paper here
  • Frota, J.G. da; Pedroso dos Santos-Jr, Alfredo; Menezes-Chalkidis, H. de & Guimarães Guedes, A. 2005. AS SERPENTES DA REGIÃO DO BAIXO RIO AMAZONAS, OESTE DO ESTADO DO PARÁ, BRASIL (SQUAMATA). Biociências 13 (2): 211-220
  • MORAVEC, J. & APARICIO, J. & GUERRERO-REINHARD, M. & CALDERON, G. 2009. First record of Siphlophis worontzowi (PRADO, 1940) from Bolivia and Peru [Short Note]. Herpetozoa 22: - get paper here
  • Prado, A. 1940. NOTAS OFIOLOGICAS 2. Observações sobre os ofidios da fauna amazonica, com a descrição de um novo genero e especie. Mem. Inst. Butantan, Sào Paulo 13 [1939]: 1-6 + 1 plate - get paper here
  • Prudente, A. L. C., F. M. Silva, M. S. Meireles & G. Puorto 2017. Morphological variation in Siphlophis worontzowi (Squamata: Serpentes: Dipsadidae) from the Brazilian Amazon. Salamandra 53 (2): 245-256 - 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.
  • Zaher,H. & Prudente, L.C. 1999. Intraspecific variation of the hemipenis in Siphlophis and Tripanurgos. Journal of Herpetology 33 (4): 698-702 - get paper here
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