Louisiana
Snakes in Allen County
23 species have been documented here, 4 of them venomous.
Venomous snakes in Allen County
Full guide & what to do if bitten →
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.
Texas CoralsnakeMicrurus tenerVenomousRings of red, yellow, and black where red touches yellow; small rounded head and round pupils.
Timber RattlesnakeCrotalus horridusVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Every snake recorded in Allen County
Western Ribbon Snake
Thamnophis proximus
Harmless
Eastern Copperhead
Agkistrodon contortrix
Venomous
North American Racer
Coluber constrictor
Harmless
Northern Cottonmouth
Agkistrodon piscivorus
Venomous
Western Ratsnake
Pantherophis obsoletus
Harmless
Plain-bellied Watersnake
Nerodia erythrogaster
Harmless
Texas Coralsnake
Micrurus tener
Venomous
DeKay's Brownsnake
Storeria dekayi
Harmless
Ring-necked Snake
Diadophis punctatus
Harmless
Common Coachwhip
Masticophis flagellum
Harmless
Diamondback Watersnake
Nerodia rhombifer
Harmless
Speckled Kingsnake
Lampropeltis holbrooki
Harmless
Prairie Kingsnake
Lampropeltis calligaster
Harmless
No photo
Mexican Whip Snake
Masticophis lineatus
Harmless
Banded Watersnake
Nerodia fasciata
Harmless
Red-bellied Snake
Storeria occipitomaculata
Harmless
Rough Greensnake
Opheodrys aestivus
Harmless
Rough Earthsnake
Virginia striatula
Harmless
Eastern Hognose Snake
Heterodon platirhinos
Harmless
Great Plains Ratsnake
Pantherophis emoryi
Harmless
Mudsnake
Farancia abacura
Harmless
Timber Rattlesnake
Crotalus horridus
Venomous
Common Ribbon Snake
Thamnophis saurita
Harmless
Compiled from verified GBIF & iNaturalist observations. Informational only.