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Pseudalsophis steindachneri (VAN DENBURGH, 1912)

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Higher TaxaColubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Common NamesE: Striped Galapagos Snake 
SynonymDromicus steindachneri VAN DENBURGH 1912
Antillophis steindachneri — THOMAS 1997
Pseudalsophis steindachneri — ZAHER et al. 2009
Antillophis steindachneri — GRAZZIOTIN et al. 2012
Antillophis steindachneri — ZUG 2013
Pseudalsophis steindachneri — WALLACH et al. 2014: 595
DistributionGalapagos Archipelago (Baltra, Rábida, Santa Cruz, Santiago [San Salvador]; Ecuador)

Type locality: Indefatigable Is. = Santa Cruz Island.  
TypesHolotype: CAS 10795, male (J.R. Slevin, 16 Jan. 1906). 
DiagnosisDiagnosis: No scale-pits; scales in 19 rows; gastrosteges 169 to 180; urosteges 96 to 114; longitudinal light stripes present [from VAN DENBURGH 1912]. 
EtymologyNamed after Franz Steindachner (1834-1919), Austrian zoologist. Obituary in Pietschmann (1919). 
  • Beolens, Bo; Michael Watkins, and Michael Grayson 2011. The Eponym Dictionary of Reptiles. Johns Hopkins University Press, Baltimore, USA - get paper here
  • Betancourt-Cargua, L., Andrea, C., Morejón-Jaramillo, G., & Pinto, C. M. 2023. Updated diet of the Galápagos painted racer Pseudalsophis steindachneri (Van Denburgh, 1912) based on prey items retrieved from a damaged museum specimen. Herpetology Notes, 16, 919-922
  • Grazziotin, Felipe G.; Hussam Zaher, Robert W. Murphy, Gustavo Scrocchi, Marco A. Benavides, Ya-Ping Zhang and Sandro L. Bonatto 2012. Molecular phylogeny of the New World Dipsadidae (Serpentes: Colubroidea): a reappraisal. Cladistics DOI: 10.1111/j.1096-0031.2012.00393.x - get paper here
  • O’Shea, M. 2018. The Book of Snakes. Ivy Press / Quarto Publishing, London, - get paper here
  • Pietschmann, V. 1919. Franz Steindachner. Annalen des Naturhistorischen Museums in Wien 33: 47-48 - get paper here
  • Thomas, Robert A 1997. Galapagos terrestrial snakes: biogeography and systematics. Herpetological Natural History 5 (1): 19-40
  • Torres-Carvajal O, Pazmiño-Otamendi G, Salazar-Valenzuela D. 2019. Reptiles of Ecuador: a resource-rich portal, with a dynamic checklist and photographic guides. Amphibian & Reptile Conservation 13 (1): [General Section]: 209–229 (e178) - get paper here
  • Van Denburgh, John 1912. Expedition of the California Academy of Sciences to the Galapagos Islands, 1905-1906. IV. The snakes of the Galapagos Islands. Proc. Cal. Acad. Sci. (Ser. 4) 1: 323-374 - 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, Hussam; Grazziotin, Felipe Gobbi; Cadle, John E.; Murphy, Robert W.; Moura-Leite, Julio Cesar de; Bonatto, Sandro L 2009. Molecular phylogeny of advanced snakes (Serpentes, Caenophidia) with an emphasis on South American Xenodontines: a revised classification and descriptions of new taxa. Pap. Avulsos Zool. (São Paulo) 49 (11): 115-153 - get paper here
  • ZUG, G.R. 2013. Reptiles and Amphibians of the Pacific Islands. University of California Press, Berkeley, 306 pp. - get paper here
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