Texas
Snakes in Archer County
31 species have been documented here, 5 of them venomous.
Venomous snakes in Archer County
Full guide & what to do if bitten →
Western Diamond-backed RattlesnakeCrotalus atroxVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Western MassasaugaSistrurus tergeminusVenomousStout, dark-blotched body, nine large scales on the crown, and a small rattle.
Northern CottonmouthAgkistrodon piscivorusVenomousHeavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.
Prairie RattlesnakeCrotalus viridisVenomousHeavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
Eastern MassasaugaSistrurus catenatusVenomousStout, dark-blotched body, nine large scales on the crown, and a small rattle.
Every snake recorded in Archer County

Ground Snake
Sonora semiannulata
Harmless

Western Diamond-backed Rattlesnake
Crotalus atrox
Venomous

Western Massasauga
Sistrurus tergeminus
Venomous

Common Coachwhip
Masticophis flagellum
Harmless

Checkered Garter Snake
Thamnophis marcianus
Harmless

Plains Black-headed Snake
Tantilla nigriceps
Harmless

Gopher Snake
Pituophis catenifer
Harmless

Western Ratsnake
Pantherophis obsoletus
Harmless

Diamondback Watersnake
Nerodia rhombifer
Harmless

Great Plains Ratsnake
Pantherophis emoryi
Harmless

Texas Blind Snake
Rena dulcis
Harmless

Plain-bellied Watersnake
Nerodia erythrogaster
Harmless

Western Ribbon Snake
Thamnophis proximus
Harmless
Brazos River Watersnake
Nerodia harteri
Harmless

Long-nosed Snake
Rhinocheilus lecontei
Harmless

Rough Greensnake
Opheodrys aestivus
Harmless

North American Racer
Coluber constrictor
Harmless

Prairie Kingsnake
Lampropeltis calligaster
Harmless

Graham's Crawfish Snake
Regina grahamii
Harmless

Ring-necked Snake
Diadophis punctatus
Harmless

Lined Snake
Tropidoclonion lineatum
Harmless

Desert Kingsnake
Lampropeltis splendida
Harmless

Northern Cottonmouth
Agkistrodon piscivorus
Venomous

Great Plains Ground Snake
Sonora episcopa
Harmless

DeKay's Brownsnake
Storeria dekayi
Harmless

Rough Earthsnake
Virginia striatula
Harmless

Chihuahuan Nightsnake
Hypsiglena jani
Harmless

Plains Hognose Snake
Heterodon nasicus
Harmless

Prairie Rattlesnake
Crotalus viridis
Venomous

Speckled Kingsnake
Lampropeltis holbrooki
Harmless

Eastern Massasauga
Sistrurus catenatus
Venomous
Compiled from verified GBIF & iNaturalist observations. Informational only.
Snakes in Archer County: FAQ
- Are there venomous snakes in Archer County, Texas?
- Yes. 5 venomous snake species have verified records in Archer County, Texas, including Western Diamond-backed Rattlesnake, Western Massasauga, Northern Cottonmouth, Prairie Rattlesnake. Most snakes in Archer County, Texas, however, are harmless.
- How many snake species live in Archer County, Texas?
- 30+ snake species have verified records in Archer County, Texas, of which 5 are venomous.
- What is the most commonly seen snake in Archer County, Texas?
- The Ground Snake is the most frequently reported snake in Archer County, Texas, based on verified wildlife observations.
- What should I do if I see a venomous snake in Archer County, Texas?
- Keep your distance and do not try to catch or kill it. Most bites happen when people handle or corner a snake. If someone is bitten, contact local emergency services or poison control immediately.