Pseudalsophis

Pseudalsophis is a genus of snakes in the family Colubridae. The genus is endemic to South America.

Geographic range

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

Seven species are recognized as being valid.^[1]

Pseudalsophis biserialis (Günther, 1860) – Galápagos racer, Floreana snake, Española snake, San Cristóbal snake
Pseudalsophis darwini Zaher et al., 2018^[2]
Pseudalsophis dorsalis (Steindachner, 1876) – Galápagos snake, Fernandina snake, Isabela snake
Pseudalsophis elegans (Tschudi, 1845)
Pseudalsophis hephaestus Zaher et al., 2018^[2]
Pseudalsophis hoodensis (Van Denburgh, 1912) – Hood Island snake
Pseudalsophis occidentalis (Van Denburgh, 1912)
Pseudalsophis slevini (Van Denburgh, 1912) – banded Galápagos snake, Slevin's snake,
Pseudalsophis steindachneri (Van Denburgh, 1912) – striped Galápagos snake, Steindachner's snake
Pseudalsophis thomasi Zaher et al., 2018^[2]

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.^[3]

^ Pseudalsophis. The Reptile Database
^ ^a ^b ^c Zaher, Hassam; Yánez-Muños, Mario H.; Rodrigues, Miguel T.; Graboski, Roberta; Machado, Fabio A., Bonatto, Sandro L.; Grazziotin, Felipe G. (2018). "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).