Non-venomous
edit| Image | Binomial Name | Name | Map |
|---|---|---|---|
| Nerodia | Northern water snake | ||
| Cemophora coccinea copei | Northern scarlet snake | ||
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Coluber constrictor ssp | Eastern racer | |
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Lampropeltis calligaster calligaster | Prairie kingsnake | |
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Lampropeltis getula holbrooki | Speckled kingsnake | |
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Lampropeltis triangulum | Milk snake | |
| Masticophis flagellum flagellum | Eastern coachwhip | ||
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Opheodrys aestivus | Rough green snake | |
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Pantherophis emoryi | Great plains ratsnake | |
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Pantherophis obsoletus | Western ratsnake | |
| Pantherophis slowinskii | Slowinski's corn snake | ||
| Sonora semiannulata | Ground snake | ||
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Tantilla gracilis | Flathead snake | |
| Carphophis amoenus helenae | Midwestern worm snake | ||
| Carphophis vermis | Western worm snake | ||
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Diadophis punctatus ssp. | Ring-necked snake | |
| Nerodia cyclopion | Mississippi green watersnake | ||
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Nerodia erythrogaster ssp. | Plainbelly water snake | |
| Nerodia fasciata confluens | Broad-banded water snake | ||
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Nerodia rhombifer rhombifer | Diamondback water snake | |
| Nerodia sipedon pleuralis | Midland water snake | ||
| Regina grahamii | Graham's crayfish snake | ||
| Regina rigida sinicola | Gulf crayfish snake | ||
| Regina septemvittata | Queen snake | ||
| Storeria dekayi wrightorum | Midland brown snake | ||
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Storeria occipitomaculata ssp | Redbelly snake | |
| Thamnophis proximus proximus | Western ribbon snake | ||
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Thamnophis sirtalis ssp. | Common garter snake | |
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Virginia striatula | Rough earth snake | |
| Virginia valeriae elegans | Western earth snake | ||
| Farancia abacura reinwardtii | Western mud snake | ||
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Heterodon platirhinos | Eastern hognose snake | |
| Pantherophis spiloides | Gray ratsnake | ||
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Pituophis catenifer sayi | Bullsnake | |
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Pituophis melanoleucus melanoleucus | Northern pine snake | |
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Tropidoclonion lineatum | Lined snake |
Venomous
edit| Image | Binomial Name | Name | Map |
|---|---|---|---|
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Agkistrodon contortrix contortrix | Southern copperhead | |
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Agkistrodon piscivorus | Northern Cottonmouth | |
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Crotalus atrox | Western diamondback rattlesnake | |
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Crotalus horridus | Timber rattlesnake | |
| Sistrurus miliarius streckeri | Western pigmy rattlesnake | ||
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Micrurus tener tener | Texas coral snake |