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Rhadinella posadasi (SLEVIN, 1936)

IUCN Red List - Rhadinella posadasi - Endangered, EN

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Higher TaxaColubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common NamesE: Posada's Graceful Brown Snake
S: Hojarasquera de Posada 
SynonymTrimetopon posadasi SLEVIN 1936: 79
Trimetopon posadasi — STUART 1963
Rhadinaea posadasi — MYERS 1974
Trimetopon posadasi — PETERS & OREJAS-MIRANDA 1970: 309
Rhadinaea posadasi — VILLA et al. 1988
Rhadinaea posadai [sic] — LINER 1994
Rhadinaea posadasi — LINER 2007
Rhadinella posadasi — MYERS 2011
Rhadinella posadasi — WALLACH et al. 2014: 644 
DistributionSE Mexico (Chiapas), Guatemala

Type locality: south slope of volcano Zunil, Suchitepequez, Guatemala  
TypesHolotype: CAS 66964 
DiagnosisDiagnosis: Myers 1974: 147 
CommentDistribution: see map in ARIANO-SÁNCHEZ & CAMPBELL 2018: 342 (Fig. 3). 
EtymologyNamed after Juan Zenon Posadas, who had a coffee plantation on the slopes of Volcan Zunil (Guatemala). Slevin was his guest there and collected reptiles and amphibians in the area. 
  • Ariano-Sánchez, D. y J. Campbell. 2018. A new species of Rhadinella (Serpentes: Dipsadidae) from the dry forest of Motagua Valley, Guatemala. Zootaxa 4442 (2): 338-344 - 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
  • CAMPBELL, JONATHAN A. 2015. A new species of Rhadinella (Serpentes: Colubridae) from the Pacific versant of Oaxaca, Mexico. Zootaxa 3918 (3): 397–405 - get paper here
  • CAMPILLO, GUSTAVO; LUIS FERNANDO DÁVILA-GALAVÍZ, OSCAR FLORES-VILLELA, JONATHAN A. CAMPBELL 2016. A new species of Rhadinella (Serpentes: Colubridae) from the Sierra Madre del Sur of Guerrero, Mexico. Zootaxa 4103 (2): 165-173 - get paper here
  • Heimes, P. 2016. Snakes of Mexico. Chimaira, Frankfurt, 572 pp
  • Johnson, Jerry D.; Vicente Mata-Silva, Elí García Padilla, and Larry David Wilson 2015. The Herpetofauna of Chiapas, Mexico: composition, distribution, and conservation. Mesoamerican Herpetology 2 (3): 272–329. - get paper here
  • Köhler, G. 2008. Reptiles of Central America. 2nd Ed. Herpeton-Verlag, 400 pp.
  • Liner, Ernest A. 2007. A CHECKLIST OF THE AMPHIBIANS AND REPTILES OF MEXICO. Louisiana State University Occasional Papers of the Museum of Natural Science 80: 1-60 - get paper here
  • Myers, C.W. 1974. The systematics of Rhadinaea (Colubridae), a genus of New World snakes. Bull. Amer. Mus. nat. Hist. 153 (1): 1-262 - get paper here
  • Myers, Charles W. 2011. A New Genus and New Tribe for Enicognathus melanauchen Jan, 1863, a Neglected South American Snake (Colubridae: Xenodontinae), with Taxonomic Notes on Some Dipsadinae. American Museum Novitates (3715): 1-33 - get paper here
  • Slevin, Joseph Richard 1936. A new Central American Snake. Proc. Cal. Acad. Sci. 23 (4): 79-81 - 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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