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Helicops danieli AMARAL, 1938

IUCN Red List - Helicops danieli - Least Concern, LC

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Higher TaxaColubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common NamesE: Daniel's Keelback 
SynonymHelicops danieli AMARAL 1938: 232
Helicops danieli — PETERS & OREJAS-MIRANDA 1970: 124
Helicops danieli — ROSSMAN 2002
Helicops danieli — KAWASHITA-RIBEIRO et al. 2013
Helicops danieli — WALLACH et al. 2014: 321 

Type locality: Colombia, Santander, Carare.  
Reproductionviviparous (Braz et al. 2016) 
TypesHolotype: IBSP (= IB) 9872, juvenile female (Instituto Butantan) 
DiagnosisDiagnosis: Helicops danieli is readily distinguished from its congeners by its spotted dorsum in combination with a ventral pattern consisting of 2 rows of semilunar marks on a light background (for information on references see Suppl. material 3) (Schöneberg & Köhler 2021). 
CommentHelicops danieli has been confused with Helicops carinicaudus. 
Etymologynamed after the holotype’s donor Hermano Daniel, a pioneer in Colombian herpetology. 
  • Amaral, A. D. 1938. Estudo sobre ophidios neotropicos 34. Novas notas sobre a fauna da Colombia e descripcao de uma especie nova de Colubrideo aglypho. Mem. Inst. Butantan 11 [1937]: 232-240 - get paper here
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here
  • Braz, Henrique B.; Rodrigo R. Scartozzoni, Selma M. Almeida-Santos 2016. Reproductive modes of the South American water snakes: A study system for the evolution of viviparity in squamate reptiles. Zoologischer Anzeiger 263: 33-44; doi:10.1016/j.jcz.2016.04.003 - get paper here
  • Costa, Henrique C.; Diego J. Santana, Fernando Leal, Ricardo Koroiva, and Paulo C.A. Garcia 2016. A New Species of Helicops (Serpentes: Dipsadidae: Hydropsini) from Southeastern Brazil. Herpetologica 72 (2): 157-166 - get paper here
  • Kawashita-Ribeiro, Ricardo Alexandre; Robson Waldemar Ávila, and Drausio Honorio Morais 2013. A New Snake of the Genus Helicops Wagler, 1830 (Dipsadidae, Xenodontinae) from Brazil. Herpetologica 69 (1): 80-90. - get paper here
  • Medina-Rangel, Guido Fabián 2013. CAMBIO EstACIOnAl En El UsO DE lOs RECURsOs DE lA COMUnIDAD DE REptIlEs En El COMplEJO CEnAgOsO DE ZApAtOsA, DEpARtAMEntO DEl CEsAR (Colombia). Caldasia 35 (1): 103-122 - get paper here
  • MORAES-DA-SILVA, ANTONIO; RENATA CECÍLIA AMARO, PEDRO M. SALES NUNES, CHRISTINE STRÜSSMANN, MAURO JUNIOR TEIXEIRA, ALBEDI JR. ANDRADE, VINÍCIUS SUDRÉ, RENATO RECODER, MIGUEL TREFAUT RODRIGUES, FELIPE FRANCO CURCIO 2019. Chance, luck and a fortunate finding: a new species of watersnake of the genus Helicops Wagler, 1828 (Serpentes: Xenodontinae), from the Brazilian Pantanal wetlands. Zootaxa 4651 (3): 445–470 - get paper here
  • Pérez-Santos,C. & Moreno, A.G. 1988. Ofidios de Colombia. Museo reegionale di Scienze Naturali, Torino, Monographie VI, 517 pp.
  • Rossman, D.A. 2002. Morphological variation in the endemic colombian water snake, Helicops danieli Amaral, 1937 (Serpentes: Xenodontidae). Revista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales No. 101: 589-594 - get paper here
  • Schöneberg, Y., & Köhler, G. 2021. Distribution and identification of the species in the genus Helicops Wagler, 1830 (Serpentes, Colubridae, Xenodontinae). ARPHA Preprints, 1, e67869 - 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.
  • Yuki R N. 1994. Regarding Helicops danieli Amaral, 1937, with a description of the hemipenis (Serpentes, Colubridae, Xenodontinae).[in Portugese]. BOLETIM DO MUSEU PARAENSE EMILIO GOELDI SERIE ZOOLOGIA. 1994. vol. 10, no. 2, pp. 203-209.
  • Yuki, Ruben Nobuo and Olga Victoria Castano 1999. Geographic distribution note of water-snake Helicops danieli Amaral, 1937 (Colubridae: Xenodontidae). The Snake 28 (1-2): 90-92 [1998]
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