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Pseudalsophis hoodensis (VAN DENBURGH, 1912)

IUCN Red List - Pseudalsophis hoodensis - Near Threatened, NT
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Higher TaxaColubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Subspecies 
Common Names 
SynonymDromicus hoodensis VAN DENBURGH 1912: 338
Philodryas hoodensis — THOMAS 1997
Philodryas biserialis hoodensis — SWASH & STILL 2000
Pseudalsophis hoodensis — ZAHER et al. 2009
Philodryas hoodensis — ZUG 2013
Pseudalsophis hoodensis — WALLACH et al. 2014: 595 
DistributionGalapagos Archipelago (Ecuador)

Type locality: Hood Island (Espanõla), Galapagos Archipelago  
Reproductionoviparous 
TypesHolotype: CAS 11799 
DiagnosisDiagnosis: No scale-pits; scales in 17 or 19 rows; gastrosteges 203 to 214; urosteges 91 to 114, usually all paired; postoculars three; temporals usually 2+2; never spotted; striped, the stripes becoming obsolete posteriorly [from VAN DENBURGH 1912] 
Comment 
EtymologyNamed after the type locality. 
References
  • Arteaga, A.; Bustamante, L.; Vieira, J. 2024. Reptiles of Ecuador. Khamai Foundation & Tropical Herping, 1073 pp. - get paper here
  • Grehan, John 2001. Biogeography and evolution of the Galapagos: integration of the biological and geological evidence. Biological Journal of the Linnean Society 74: 267–287 - get paper here
  • Swash, A. & Still, R. 2000. Birds, Mammals and Reptiles of the Galapagos Islands. Pica Press, 168 pp.
  • 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.
  • 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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