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Epicrates alvarezi ABALOS, BAEZ & NADER, 1964

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Higher TaxaBoidae (Boinae), Henophidia, Alethinophidia, Serpentes, Squamata (snakes) 
Subspecies 
Common NamesE: Argentinian Rainbow Boa
G: Argentinische Regenbogenboa 
SynonymEpicrates cenchria alvarezi ABALOS, BAEZ & NADER 1964
Epicrates cenchria alvarezi — FREIBERG 1982
Epicrates cenchria alvarezi — MATTISON 2007: 151
Epicrates alvarezi — PASSOS & FERNANDES 2008
Epicrates alvarezi — WALLACH et al. 2014: 272 
DistributionN Argentina, SE Bolivia, W Paraguay (Chcao)

Type locality: Forres, Robles Department, Santiago Del Estero, Argentina. 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.
 
Reproductionviviparous 
TypesHolotype: Instituto de Animales Venenosos Jorge Washington Abaloz’, adult female, (collection number not given), collected on July 1, 1959 by Cástulo Salvatierra (specimen not examined). 
CommentSynonymy mostly after PASSOS & FERNANDES 2008.

Diagnosis.—Distinguished from all conti- nental Epicrates by having: (1) anterior dorsal scales rows . 40, (2) interrictals . 24, (3) gular scale rows . 10, (4) loreal divided, (5) juxtaposed prefrontals, (6) frontal reduced or absent, (7) symphysial-chinshields contact; (8) maximum length of inverted hemipenis six subcaudals long, (9) inverted hemipenis bi- furcates at 4th subcaudal, (10) dorsal ground color gray to grayish brown, (11) anterior portion of nasal bone short. Refer to Ta- bles 6–7 for additional diagnostic features of the continental Epicrates. 
References
  • Abalos, J.W., Baez, E.C., & Nader, R. 1964. Serpientes de Santiago del Estero. Acta Zoologica Lilloana 20: 211-283.
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA
  • BRIGUERA, VERÓNICA; MARGARITA CHIARA<br />VIGUO y MERCEDES GUTIÉRREZ. 1994. COMUNICACION QUIMICA EN LA BOA ARCO IRIS EPICRATES CENCHRIA ALVAREZI (SERPENTES, BOIDAE). Bol. Asoc. Herp. Argentina 10 (1): 10-11
  • Cacciali, Pier; Norman J. Scott, Aida Luz Aquino Ortíz, Lee A. Fitzgerald, and Paul Smith 2016. The Reptiles of Paraguay: Literature, Distribution, and an Annotated Taxonomic Checklist SPECIAL PUBLICATION OF THE MUSEUM OF SOUTHWESTERN BIOLOGY, NUMBER 11: 1–373 - get paper here
  • Freiberg, M.A. 1982. Snakes of South America. T.F.H. Publications, Neptune City, NJ, 189 pp.
  • Mattison, Chris 2007. The New Encyclopedia of Snakes. Princeton University Press
  • Mense, Mark 2010. Welche Schlange für mich?. Reptilia (Münster) 15 (86): 51-56 - get paper here
  • Passos, Paulo and Ronaldo Fernandes 2008. Revision of the Epicrates cenchria Complex (Serpentes: Boidae). Herpetological Monographs 22 (1): 1-30 - get paper here
  • Rivera, P.C., Cola, V.D., Martı ́nez, J.J., Gardenal, C.N. and Chiaraviglio, M. 2011. Species Delimitation in the Continental Forms of the Genus Epicrates (Serpentes, Boidae) Integrating Phylogenetics and Environmental Niche Models. PLoS ONE 6(9): e22199. doi:10.1371/journal.pone.0022199 - get paper here
  • 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.
  • Winchell, S. 2010. Die Reptilien Argentiniens. Reptilia (Münster) 15 (83): 20-27 - get paper here
 
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