Reptiles beginning with W

Water Moccasin - The diet consists mainly of fish and frogs, but is otherwise highly varied and, uniquely, has even been reported to include carrion.

Wedge-snouted Skink - S.

Werner's Diadem Snake - The name is derived from "Maghreb" - "West" - in Arabic .

West Indian Iguana - It is sometimes named the West Indian iguana, a name more commonly used for species of the genus Cyclura.

Western banded gecko - Western Banded Geckos are terrestrial lizards, ranging in length from 4–6 inches .

Western fence lizard - It is a member of the genus Sceloporus, and therefore is a spiny lizard.

Western Hognose Snake - The Western Hognose Snake is a light sandy brown in color, with darker brown or gray blotching, their coloration is not nearly as variable as the Eastern Hognose, Heterodon platirhinos, but they often have an ink-black and white or yellow checker patterned belly, sometimes accented with orange.

Western Hognose Viper - Know from only four specimens: two females with locality data and two other specimens without.

Western Hooknose Snake - The Western Hooknose Snake is a species of small colubrid snake native to the United States, from western Texas to southeastern Arizona, and into northern and central Mexico.

Western Patchnose Snake - Salvadora hexalepis or, the Western patch-nosed snake, is a colubrid snake residing in southwestern U.

Western rattlesnake - The size of this species varies greatly, with some populations being stunted and others growing very large.

Western swamp turtle - The Western Swamp Tortoise , also known as the Western Swamp Turtle, is a short-necked freshwater tortoise that monotypically represents the sub-family Pseudemydurinae.

Western terrestrial garter snake - Thamnophis elegans or the Western Terrestrial Garter Snake is a species of colubrid snake residing only in Southwestern Canada, and Western United States.

Western Threadsnake - This species, like many of the others in this family, resembles a long earthworm.

Western Worm Snake - Carphophis vermis is a small, non-venomous colubrid snake native to the United States.

Whitaker's New Zealand Skink - Whitaker's skink lives in coastal forest and scrub.

Whitaker's Sticky-toed Gecko - The black-eyed gecko was named because of its fighting inadequacy.

White Cay Ground Iguana - Cyclura rileyi, commonly known as the San Salvador Rock Iguana or Bahamian Rock Iguana, is a critically endangered species of lizard of the genus Cyclura native to three island groups in the Bahamas.

White-scaled Arboreal Alligator Lizard - Abronia leurolepis is an arboreal alligator lizard described in 1993 by Campbell and Frost.

Woma - One of two species of Aspidites, the Pitless pythons, an Australian genus of the Pythonidae.

Wood-bush Legless Skink - Acontophiops lineatus, or Woodbush Legless Skink, is a species of legless skink.

Woodbrush Dwarf Gecko - The Methuen's Dwarf Gecko is a species of lizard in the Gekkonidae family.