Pseudalsophis

Pseudalsophis
	Pseudalsophis dorsalis
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Squamata
Suborder:	Serpentes
Family:	Colubridae
Subfamily:	Dipsadinae
Genus:	Pseudalsophis; Hussam Zaher et al., 2009
Species
	Ten
Synonyms
	Alsophis, Antillophis

Pseudalsophis is a genus of snakes in the family Colubridae. The genus is endemic to South America. Out of the ten species, nine are endemic to the Galapagos Islands.

Geographic range

Species in the genus Pseudalsophis are found in Ecuador (particularly the Galápagos), Chile and Peru.

Ten species are recognized as being valid.

Pseudalsophis biserialis (Günther, 1860) – Galápagos racer
Pseudalsophis darwini (Zaher, Yánez-Muñoz, Rodrigues, Graboski, Machado, Altamirano-Benavides, Bonatto, & Grazziotin, 2018) – Darwin's racer^[1]
Pseudalsophis dorsalis (Steindachner, 1876) – Central Galapagos racer
Pseudalsophis elegans (Tschudi, 1845)
Pseudalsophis hephaestus (Zaher et al, Yánez-Muñoz, Rodrigues, Graboski, Machado, Altamirano-Benavides, Bonatto, & Grazziotin, 2018) – Santiago racer^[1]
Pseudalsophis hoodensis (Van Denburgh, 1912) – Espanola racer
Pseudalsophis occidentalis (Van Denburgh, 1912) – Western Galapagos racer
Pseudalsophis slevini (Van Denburgh, 1912) – Banded Galápagos snake
Pseudalsophis steindachneri (Van Denburgh, 1912) – Striped Galápagos snake
Pseudalsophis thomasi (Zaher et al., 2018)^[1] – Thomas's racer

Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Pseudalsophis.

The specific names, slevini and steidachneri, are in honor of American herpetologist Joseph Richard Slevin and Austrian herpetologist Franz Steindachner, respectively.^[2]

^ ^a ^b ^c Zaher, Hassam; Yánez-Muños, Mario H.; Rodrigues, Miguel T.; Graboski, Roberta; Machado, Fabio A., Bonatto, Sandro L.; Grazziotin, Felipe G. (2018)}} – Darwin's racer "Origin and hidden diversity within the poorly known Galápagos radiation (Serpentes: Dipsadidae)". Systematics and Biodiversity. Published online. (Pseudalsophis darwini, new species; P. hephaestus, n. sp.; P. thomasi, n. sp.).
^ Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN 978-1-4214-0135-5. (Antillophis slevini, p. 245; Antillophis steindachneri, p. 252).