List of snakes of Oklahoma

Non-venomous snakes

• Arizona elegans—glossy snake
  
• Carphophis amaenus—worm snake
  
• Cemophora coccinea—scarlet snake
  
• Coluber constrictor—Southern Black Racer
  
• Diadophis punctatus—ring-neck snake
  
• Elaphe guttata—great plains rat snake
  
• E. obsoleta—black rat snake
  
• Farancia abacura—mud snake
  
• Heterodon nasicus—western hognose snake
  
• H. platyrhinos—eastern hognose snake
  
• Hypsiglena torquata—Texas night snake
  
• Lampropeltis calligaster—prairie kingsnake
  
• L. getulus—speckled and desert kingsnakes
  
• L. triangulum—milk snake
  
• Leptotyphlops dulcis—blind snake
  
• Liodytes rigida — glossy water snake
  
• Masticophis flagellum—coachwhip snake
  
• Nerodia erythrogaster—yellow-bellied and blotched water snake
  
• N. fasciata—broad-banded water snake
  
• N. rhombifera—diamond-back water snake
  
• N. sipedon—northern and midland water snake
  
• Opheodrys aestivus—keeled green or rough green snake
  
• Pituophis catenifer sayi—bullsnake
  
• Regina grahami—Graham's water snake
  
• Rhinocheilus lecontei—long-nosed snake
  
• Sonora semiannulata—great plains ground snake
  
• Storeria dekayi—brown snake
  
• S. d. texana-Texas brown snake
  
• S. occipitomaculata—red bellied snake
  
• Tantilla gracilis—flat-headed snake
  
• T. nigriceps—black-headed snake
  
• Thamnophis cyrtopsis—black-necked garter snake
  
• T. elegans—wandering garter snake
  
• T. marcianus—checkered garter snake
  
• T. proximus—western ribbon snake
  
• T. radix—plains garter snake
  
• T. sirtalis—red-sided and Texas garter snakes
  
• Tropidoclonion lineatum—lined snake
  
• Virginia striatula—rough earth snake
  
• V. valeriae—smooth earth snake

Venomous snakes

• Agkistrodon contortrix—copperhead
  
• A. piscivorus—cottonmouth or water moccasin
  
• Crotalus atrox—western diamond-back rattlesnake
  
• C. horridus—timber rattlesnake
  
• C. viridis—prairie rattlesnake
  
• Sistrurus catenatus—western massasauga rattlesnake
  
• S. miliarius—western pygmy rattlesnake