Snakes in Guadalupe County

• 
  Western Diamond-backed Rattlesnake

  Crotalus atrox

  ▲ Venomous

  Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.

• 
  Texas Coralsnake

  Micrurus tener

  ▲ Venomous

  Rings of red, yellow, and black where red touches yellow; small rounded head and round pupils.

• 
  Broad-banded Copperhead

  Agkistrodon laticinctus

  ▲ Venomous

  Heavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.

• 
  Northern Cottonmouth

  Agkistrodon piscivorus

  ▲ Venomous

  Heavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.

• 
  Eastern Copperhead

  Agkistrodon contortrix

  ▲ Venomous

  Heavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.

Every snake recorded in Guadalupe County

Western Ratsnake

Pantherophis obsoletus

Harmless

Checkered Garter Snake

Thamnophis marcianus

Harmless

Plain-bellied Watersnake

Nerodia erythrogaster

Harmless

Rough Earthsnake

Virginia striatula

Harmless

Western Ribbon Snake

Thamnophis proximus

Harmless

Western Diamond-backed Rattlesnake

Crotalus atrox

▲ Venomous

Diamondback Watersnake

Nerodia rhombifer

Harmless

Texas Coralsnake

Micrurus tener

▲ Venomous

Broad-banded Copperhead

Agkistrodon laticinctus

▲ Venomous

No photo

Mexican Whip Snake

Masticophis lineatus

Harmless

DeKay's Brownsnake

Storeria dekayi

Harmless

Common Coachwhip

Masticophis flagellum

Harmless

Rough Greensnake

Opheodrys aestivus

Harmless

Texas Blind Snake

Rena dulcis

Harmless

Great Plains Ratsnake

Pantherophis emoryi

Harmless

North American Racer

Coluber constrictor

Harmless

Northern Cottonmouth

Agkistrodon piscivorus

▲ Venomous

Eastern Hognose Snake

Heterodon platirhinos

Harmless

Prairie Kingsnake

Lampropeltis calligaster

Harmless

Flat-headed Snake

Tantilla gracilis

Harmless

Desert Kingsnake

Lampropeltis splendida

Harmless

Tantilla selmae

Harmless

Eastern Copperhead

Agkistrodon contortrix

▲ Venomous

Schott's Whipsnake

Masticophis schotti

Harmless

Glossy Snake

Arizona elegans

Harmless

Texas Patch-nosed Snake

Salvadora lineata

Harmless

Graham's Crawfish Snake

Regina grahamii

Harmless

Brahminy Blindsnake

Indotyphlops braminus

Harmless

Speckled Kingsnake

Lampropeltis holbrooki

Harmless

Lined Snake

Tropidoclonion lineatum

Harmless

Compiled from verified GBIF & iNaturalist observations. Informational only.

Nearby counties