Arkansas
Snakes in Clark County
19 species have been documented here, 6 of them venomous.
Venomous snakes in Clark County
Full guide & what to do if bitten →
Pygmy RattlesnakeSistrurus miliariusVenomousStout, dark-blotched body, nine large scales on the crown, and a small rattle.
Western Diamond-backed RattlesnakeCrotalus atroxVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Eastern CopperheadAgkistrodon contortrixVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Northern CottonmouthAgkistrodon piscivorusVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Timber RattlesnakeCrotalus horridusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Texas CoralsnakeMicrurus tenerVenomousRings of red, yellow, and black where red touches yellow; small rounded head and round pupils.
Every snake recorded in Clark County
Prairie Kingsnake
Lampropeltis calligaster
Harmless
Plain-bellied Watersnake
Nerodia erythrogaster
Harmless
Banded Watersnake
Nerodia fasciata
Harmless
North American Racer
Coluber constrictor
Harmless
Western Ribbon Snake
Thamnophis proximus
Harmless
Pygmy Rattlesnake
Sistrurus miliarius
Venomous
Western Ratsnake
Pantherophis obsoletus
Harmless
Rough Greensnake
Opheodrys aestivus
Harmless
Speckled Kingsnake
Lampropeltis holbrooki
Harmless
Common Garter Snake
Thamnophis sirtalis
Harmless
Common Watersnake
Nerodia sipedon
Harmless
Western Diamond-backed Rattlesnake
Crotalus atrox
Venomous
Eastern Copperhead
Agkistrodon contortrix
Venomous
Northern Cottonmouth
Agkistrodon piscivorus
Venomous
Common Coachwhip
Masticophis flagellum
Harmless
Timber Rattlesnake
Crotalus horridus
Venomous
Texas Coralsnake
Micrurus tener
Venomous
Smooth Earthsnake
Virginia valeriae
Harmless
No photo
Mexican Whip Snake
Masticophis lineatus
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.