Hydrops is a genus of snakes in the subfamily Dipsadinae of the family Colubridae. The genus is endemic to South America.^[1]

Species

Three species are recognized as being valid.^[1]^[2]

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

Etymology

Boulenger GA (1894). Catalogue of the Snakes in the British Museum (Natural History). Volume II., Containing the Conclusion of the Colubridæ Aglyphæ. London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xi + 382 pp. + Plates I-XX. (Genus Hydrops, pp. 186–187).
Freiberg M (1982). Snakes of South America. Hong Kong:T.F.H. Publications. 189 pp. ISBN 0-87666-912-7. (Genus Hydrops, pp. 66, 72, 99-100).
Wagler J (1830). Natürliches System der AMPHIBIEN, mit vorangehender Classification der SÄUGTHIERE und VÖGEL. Ein Beitrag zur vergleichenden Zoologie. Munich, Stuttgart & Tübingen: J.G. Cotta. vi + 354 pp. + one plate. (Hydrops, new genus, p. 170). (in German and Latin).

Taxon identifiers
Hydrops	Wikidata: Q4114203 Wikispecies: Hydrops CoL: 4ZVC EoL: 34926 GBIF: 2456933 iNaturalist: 29889 IRMNG: 1276607 ITIS: 700301 NCBI: 121335 Open Tree of Life: 632198 uBio: 4200481