Midwestern Worm Snake
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Carphophis amoenus helenae
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Western Worm Snake
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Carphophis vermis
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Northern Scarlet Snake
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Cemophora coccinea copei
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Kirtland's Snake
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Clonophis kirtlandii
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Blue Racer
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Coluber constrictor foxii
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Southern Black Racer
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Coluber constrictor priapus
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Prairie Ring-necked Snake
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Diadophis punctatus arnyi
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Northern Ring-necked Snake
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Diadophis punctatus edwardsii
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Mississippi Ring-necked Snake
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Diadophis punctatus stictogenys
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Western Mud Snake
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Farancia abacura reinwardtii
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Western Hog-nosed Snake
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Heterodon nasicus
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Eastern Hog-nosed Snake
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Heterodon platirhinos
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Prairie King Snake
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Lampropeltis calligaster calligaster
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Speckled King Snake
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Lampropeltis getula holbrookii
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Eastern Black King Snake
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Lampropeltis getula nigra
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Red Milk Snake
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Lampropeltis triangulum syspila
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Eastern Milk Snake
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Lampropeltis triangulum triangulum
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Eastern Coachwhip
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Masticophis flagellum
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Mississippi Green Watersnake
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Nerodia cyclopion
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Plain-bellied Watersnake
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Nerodia erythrogaster
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Southern/Broad-banded Watersnake
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Nerodia fasciata
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Diamond-backed Watersnake
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Nerodia rhombifer rhombifer
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Midland Watersnake
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Nerodia sipedon pleuralis
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Northern Watersnake
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Nerodia sipedon sipedon
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Rough Green Snake
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Opheodrys aestivus
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Smooth Green Snake
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Opheodrys vernalis
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Great Plains Rat Snake
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Pantherophis emoryi
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Black Rat Snake
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Pantherophis obsoletus (spiloides) obsoletus
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Gray Rat Snake
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Pantherophis obsoletus (spiloides) spiloides
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Western/Eastern Fox Snake
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Pantherophis ramspotti/vulpinus
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Bull Snake
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Pituophis catenifer sayi
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Graham's Crayfish Snake
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Regina grahamii
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Queen Snake
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Regina septemvittata
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Midland Brown Snake
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Storeria dekayi wrightorum
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Northern Red-bellied Snake
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Storeria occipitomaculata occipitomaculata
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Flat-headed Snake
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Tantilla gracilis
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Western Ribbon Snake
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Thamnophis proximus proximus
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Plains Garter Snake
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Thamnophis radix
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Eastern Ribbon Snake
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Thamnophis sauritus
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Chicago Garter Snake
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Thamnophis sirtalis semifasciatus
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Eastern Garter Snake
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Thamnophis sirtalis sirtalis
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Lined Snake
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Tropidoclonion lineatum
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Western Smooth Earth Snake
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Virginia valeriae elegans
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Southern Copperhead
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Agkistrodon contortrix contortrix *
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Northern Copperhead
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Agkistrodon contortrix mokasen *
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Western Cottonmouth
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Agkistrodon piscivorus leucostoma *
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Timber Rattlesnake
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Crotalus horridus *
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Eastern Massasauga
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Sistrurus catenatus *
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