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Citation: Midtgaard, Rune. RepFocus - A Survey of the Reptiles of the World. (www.repfocus.dk).
Latest update: April 12th, 2025.


Taxonomy of the family Homalopsidae
Bibliography of the genus Gerarda
Biodiversity of the family Homalopsidae








Genus
Gerarda

Glossy Marsh Snake

Katzenaugen-Wassertrugnatter

Glans-sumpsnog

1849 Gerarda Gray (type species: Gerarda bicolor Gray 1849)
Gerardia Boulenger 1890 [unjustified emendation]
1853 Campylodon Fitzinger [not Campylodon Cuvier 1832] (type species: Coluber prevostianus Eydoux & Gervais 1837; syn. Murphy 2007)
1884 Heleophis Müller (type species: Heleophis flavescens Müller 1884; syn. Murphy 2007)
Contents: 1 species, which is not endemic.
Endemism: 0% 100%
Distribution: As for the single species.

Meristic and other data
of the world's snakes.
Compiled by
V. Wallach
Key to abbreviations


Head drawings of the
genus Gerarda.
Compiled by
V. Wallach

Gerarda prevostiana

Glossy Marsh Snake, Cat-eyed Water Snake, (Gerard's Water Snake)

Katzenaugen-Wassertrugnatter

Glans-sumpsnog

1837 Coluber prevostianus Eydoux & Gervais
Campylodon prevostianum Duméril & Bibron 1854
Gerardia prevostiana Boulenger 1890
Gerarda prevostiana Smith 1930
1849 Gerarda bicolor Gray (Murphy 2007)
1884 Heleophis flavescens Müller (Murphy 2007)

Distribution: Bangladesh, Cambodia, India (Andaman & Nicobar Islands [Andaman Islands], Andhra Pradesh, Goa, Gujarat, Kerala, Maharashtra, Odisha, West Bengal), Malaysia (Sarawak, West Malaysia), Myanmar, Philippines (Palawan), Singapore, Sri Lanka, Thailand.