Distribution Across Midwestern States

OH

MI

IN

IL

WI

MN

IA

MO

Northern Water Snake

Nerodia sipedon sipedon

X

X

X

X

X

X

X

X

Lake Erie Water Snake

Nerodia sipedon insularum

X^SE

Midland Water Snake

Nerodia sipedon pleuralis

X

X

X

X

Broadbanded  Water Snake

Nerodia fasciata confluens

X^SE

X

Copperbelly Water Snake

Nerodia erythrogaster neglecta

X^SE

X^SE

X^SE

X

Yellowbelly Water Snake

Nerodia erythrogaster flavigaster

X

X^SE

X

Blotched Water Snake

Nerodia erythrogaster transversa

X

Diamondback Water Snake

Nerodia rhombifer rhombifer

X

X

X^ST

X

Mississippi Green Water Snake

Nerodia cyclopion

X^ST

X^SE

Queen Snake

Regina septemvittata

X

X

X

X

X^SE

X

Graham’s Crayfish Snake

Regina grahamii

X

X

X

Kirtland’s Snake

Clonophis kirtlandii

X^ST

X^SE

X^SE

X^ST

X

Butler’s Garter Snake

Thamnophis butleri

X

X

X^SE

X^ST

Eastern Garter Snake

Thamnophis sirtalis sirtalis

X

X

X

X

X

X

X

X

Chicago Garter Snake

Thamnophis sirtalis semifasciatus

X

X

X

Eastern Plains Garter Snake

Thamnophis radix radix

X^SE

X

X

X

X

X

X

Western Plains Garter Snake

Thamnophis radix haydenii

X

X

X

Northern Ribbon Snake

Thamnophis sauritus septentrionalis

X

X

X

X

X^SE

Eastern Ribbon Snake

Thamnophis sauritus sauritus

X

X

X^SE

Western Ribbon Snake

Thamnophis proximus proximus

X^SC

X

X^SE

X

X

Lined Snake

Tropidoclonion lineatum

X

X^SC

X

X

Northern Brown Snake

Storeria dekayi dekayi

X

X

X

Midland Brown Snake

Storeria dekayi wrightorum

X

X

X

X

X

X

X

Texas Brown Snake

Storeria dekayi texana

X

X

X

X

Northern Redbelly Snake

Storeria occipitomaculata occipitomaculata

X

X

X

X

X

X

X

X

Black Hills Redbelly Snake

Storeria occipitomaculata pahasapae

X

X

Rough Earth Snake

Virginia striatula

X

Eastern Smooth Earth Snake

Virginia valeriae valeriae

X

Western Smooth Earth Snake

Virginia valeriae elegans

X

X

X

X

Northern Ringneck Snake

Diadophis punctatus edwardsii

X

X

X

X

X^SC

X

Prairie Ringneck Snake

Diadophis punctatus arnyi

X

X^SC

X

X

X

Eastern Hognose Snake

Heterodon platirhinos

X

X

X

X

X

X

X

X

Plains Hognose Snake

Heterodon nasicus nasicus

X^ST

X^SC

X^SE

X^SX

Dusty Hognose Snake

Heterodon nasicus gloydi

X

X^SX

Northern Scarlet Snake

Cemophora coccinea copei

X^SE

X

X^S2S3

Eastern Worm Snake

Carphophis amoenus amoenus

X

Midwest Worm Snake

Carphophis amoenus helenae

X

X

X

Western Worm Snake

Carphophis vermis

X

X^SC

X^ST

X

Smooth Green Snake

Opheodrys vernalis

X

X

X^SE

X

X

X

X^ST

X

Rough Green Snake

Opheodrys aestivus

X^SI

X^SC

X

X

Western Mud Snake

Farancia abacura reinwardtii

X^EX

X

X^S2

Northern Black Racer

Coluber constrictor constrictor

Southern Black Racer

Coluber constrictor priapus

X

X

X

Blue Racer

Coluber constrictor foxii

X

X

X

X^SC

X^SC

Eastern Yellowbelly Racer

Coluber constrictor flaviventris

X

X

Eastern Coachwhip

Masticophis flagellum flagellum

X^SE

X

Bullsnake

Pituophis melanoleucus sayi

X

X

X^SC

X^SC

X

X

Black Rat Snake

Elaphe obsoleta obsoleta

X

X^SC

X

X

X^SC

X^SC

X

X

Gray Rat Snake

Elaphe obsoleta spiloides

X

X

Great Plains Rat Snake

Elaphe guttata emoryi

X^ST

X

Western Fox Snake

Elaphe vulpina vulpina

X

X

X

X

X

X^SE

Eastern Fox Snake

Elaphe vulpina gloydi

X^SI

X^ST

Eastern Milk Snake

Lampropeltis triangulum  triangulum

X

X

X

X

X

X

X

Red Milk Snake

Lampropeltis triangulum syspila

X

X

X

X

Prairie Kingsnake

Lampropeltis calligaster calligaster

X

X

X

X

Speckled Kingsnake

Lampropeltis getula holbrooki

X

X^SE

X

Black Kingsnake

Lampropeltis getula nigra

X^SI

X

X

Desert Kingsnake

Lampropeltis getula splendida

X

Ground Snake

Sonora semiannulata

X

Southeastern Crowned Snake

Tantilla coronata

X^SE

Flathead Snake

Tantilla gracilis

X^ST

X

Western Cottonmouth

Agkistrodon piscivorus leucostoma

X^SE

X

X

Northern Copperhead

Agkistrodon contortrix mokasen

X

X

X

X^SE

Osage Copperhead

Agkistrodon contortrix phaeogaster

X

X^SE

X

Southern Copperhead

Agkistrodon contortrix contortrix

X

Eastern Massasauga Rattlesnake

Sistrurus catenatus catenatus

X^SE

X^SC

X^SE

X^SE

X^SE

X^SE

X^SE

X^SE

Western Massasauga Rattlesnake

Sistrurus catenatus tergeminus

X

X

Western Pigmy Rattlesnake

Sistrurus miliarius streckeri

X

Timber Rattlesnake

Crotalus horridus

X^SE

X^SE

X^ST

X^SC

X^ST

X

X

Prairie Rattlesnake

Crotalus viridis viridis

X^SE