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Helicops hagmanni ROUX, 1910

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Higher TaxaColubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) 
Common NamesHagmann's Keelback 
SynonymHelicops hagmanni ROUX 1910
Helicops hagmanni — PETERS & OREJAS-MIRANDA 1970: 124
Helicops hagmanni — KORNACKER 1999: 88
Helicops hagmanni — FROTA et al. 2005
Helicops hagmanni — WALLACH et al. 2014: 322 
DistributionN Brazil (Pará etc.), Colombia ?, Venezuela (TF Amazonas), Peru

Type locality: Santarem, Brazil. Map legend:
TDWG region - Region according to the TDWG standard, not a precise distribution map.

NOTE: TDWG regions are generated automatically from the text in the distribution field and not in every cases it works well. We are working on it.
TypesHolotype: NMBA 6281, a 630 mm male (G. Hagmann). 
EtymologyNamed after the collector, Dr. G. Hagmann. 
  • Avila-Pires, T.C.S.; Hoogmoed, M.S. & Vitt, L.J. 2007. Herpetofauna da Amazônia. Herpetologia no Brasil, pp. 13-43
  • 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
  • Carneiro de Lima-Moraes, Leandro João; Rafael de Fraga 2015. Climbing behavior in the aquatic snake Helicops hagmanni Roux 1910 (Serpentes: Dipsadidae) Herpetology Notes 8: 19-20 - get paper here
  • Carvalho Teixeira, Cássia de; Luciano Fogaça de Assis Montag, and Maria Cristina dos Santos-Costa 2017. Diet Composition and Foraging Habitat Use by Three Species of Water Snakes, Helicops Wagler, 1830, (Serpentes: Dipsadidae) in Eastern Brazilian Amazonia Journal of Herpetology 51 (2): 215-222.
  • 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 Jun 2016, Vol. 72, No. 2: 157-166
  • da Frota, J.G. 2005. Nova espécie de Helicops Wagler, 1830 (Serpentes, Colubridae) do rio Tapajós, Amazonia, Brasil. Phyllomedusa 4 (1): 61-68 - 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
  • Hoge, Alphonse Richard & Nina, A.C.M. 1964. Serpentes coletadas pelo Instituto Nacional de Pesquisas da Amazonia. Mem. Inst. Butantan 30 [1960-1962]: 71-96 - 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
  • Kornacker,P.M. 1999. Checklist and key to the snakes of Venezuela. PaKo-Verlag, Rheinbach, Germany, 270 pp.
  • Lancini,A.R. & Kornacker,P.M. 1989. Die Schlangen von Venezuela. Armitano Editores C.A., Caracas, 1-381
  • Natera-Mumaw, Marco; Luis Felipe Esqueda-González & Manuel Castelaín-Fernández 2015. Atlas Serpientes de Venezuela Santiago de Chile, Dimacofi Negocios Avanzados S.A., 456 pp. - get paper here
  • Pérez-Santos,C. & Moreno, A.G. 1988. Ofidios de Colombia. Museo reegionale di Scienze Naturali, Torino, Monographie VI, 517 pp.
  • RIVAS, GILSON A.; CÉSAR R. MOLINA, GABRIEL N. UGUETO, TITO R. BARROS, CÉSAR L. BAR- RIO-AMORÓS & PHILIPPE J. R. KOK 2012. Reptiles of Venezuela: an updated and commented checklist. Zootaxa 3211: 1–64 - get paper here
  • Rossman, D. A. 1975. Redescription of the South American Colubrid Snake Helicops hagmanni Roux. Herpetologica 31 (4): 414-418 - get paper here
  • Roux,J. 1910. Eine neue Helicops-Art aus Brasilien. Zool. Anz. 36: 439-440 - get paper here
  • Silva, F.M.; A.C. Menks; A.L.C. Prudente; J.C.L. Costa; A.E.M. Travassos; U. Galatti. 2011. Squamate Reptiles from municipality of Barcarena and surroundings, state of Pará, north of Brazil. Check List 7 (3): 220-226
  • Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. Taylor and Francis, CRC Press, 1237 pp.
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