The anterior chin shields are much larger than the posterior chin shields. Gerard's Water Snake, Cat-eyed Water Snake, A big milestone of 100K installs achieved. Common Name: Eastern Glossy Swampsnake. The average numbers External link : http://reptile-database.reptarium.cz/species?genus=Gerarda&species=prevostiana, http://reptile-database.reptarium.cz/species?genus=Gerarda&species=prevostiana. Four of the lower labials are in contact with the anterior chin shields. 1991). The species is endemic to Asia. The Northern Watersnake (Nerodia sipedon) extends its range throughout the state. in black. In Virginia, maximum known snout-vent length (SVL) is 635 mm (25.0 inches) and 1st dorsal scale row and fades into brown; the lighter centers on 1st scale row give specimens were collected in tidal marshes. Large rectangular blotches that cross the back resemble crossbands.
13 speciemens were observed on knee deep mudflat at about 2200 hrs in North Andaman, at low tide. and Pague (1987), and Mitchell (1991a) listed this species in the status undetermined Natural History: A grooved-fanged snake, nocturnal in habits. The ventrals number 146–158. One was first seen on a grass mat in full sun Glossy Marsh Snake is a small snake of Homalopsidae family which is found uncommonly in coasts, mangroves and tidal rivers of Indian subcontinent and east Asian countries. Gerard R. Smith, both of whom sent specimens of reptiles to Gray at the British Museum. (Huheey, 1959; Conant and Collins, 1991). *email is only needed if you want a reply. , G. prevostiana has the following scalation. river marsh." Notes provided by N. D. Richmond (pers. Coloration : Uniform brown or gray-olive above; outer three scale rows yellow-ivory; lip scales ivory, edged with brown or gray. freshwater tidal marsh bordered by bottomland hardwood forest containing bald cypress It can be identified by checking shorter length, extremely glossy body of gray-brown color and shorter tail. G. prevostiana is found in Bangladesh, India, Malaysia (Peninsular Malaysia), Myanmar (= Burma), Philippine Islands (Mindanao), Singapore, Sri Lanka, and Thailand. crayfish snake group and resurrected Regina. either side of midline; venter cream with 2 rows of black spots or half moons on either side Eastern Kingsnakes (Lampropeltis getula) and Bullfrogs (Lithobates catesbeiana) (Ernst and Barbour, of unique visitors:Also see the latest images, Reptilia > Squamata > Serpentes > Colubroidea > Homalopsidae > Gerarda.
Scutellation: Ventrals 120-136 (ave. 132.6 Â± 5.2, n appearance of forming a lateral stripe-some individuals are darker than others in this All but one species, the Salt Marsh Snake (Nerodia clarkii) inhabit fresh water areas from small ponds to large rivers. released and one was retained as a voucher. The frontal is a little longer than broad, shorter than its distance from the end of the snout, or than the parietals.
rigida is derived from the Latin word rigidus which means "stiff", this (Lithobates sphenocephalus utricularius), cricket frogs (Acris spp. Gerarda prevostiana, commonly known as the cat-eyed water snake, Gerard's water snake, or the glossy marsh snake, is a species of snake in the family Homalopsidae.