Reptiles & Amphibians of Missouri
The reptiles & amphibians most often spotted in Missouri, ranked by recent research-grade observations.
Most-observed reptiles & amphibians in Missouri
Three-toed Box Turtle
Terrapene triunguis
9,307 observations · iNaturalist
Blanchard's Cricket Frog
Acris blanchardi
6,461 observations · iNaturalist
American Toad
Anaxyrus americanus
5,951 observations
Pond Slider
Trachemys scripta
4,654 observations
Western Ratsnake
Pantherophis obsoletus
4,154 observations
Common Watersnake
Nerodia sipedon
4,134 observations
DeKay's Brownsnake
Storeria dekayi
3,817 observations
Common Garter Snake
Thamnophis sirtalis
3,584 observations
Ring-necked Snake
Diadophis punctatus
3,426 observations
American Bullfrog
Lithobates catesbeianus
3,229 observations
Prairie Lizard
Sceloporus consobrinus
3,180 observations · iNaturalist
Southern Leopard Frog
Lithobates sphenocephalus
2,914 observations
Common Snapping Turtle
Chelydra serpentina
2,752 observations
Common Five-lined Skink
Plestiodon fasciatus
2,712 observations
Northern Cottonmouth
Agkistrodon piscivorus
2,591 observations
Eastern Copperhead
Agkistrodon contortrix
1,996 observations
North American Racer
Coluber constrictor
1,623 observations
Plain-bellied Watersnake
Nerodia erythrogaster
1,527 observations
Painted Turtle
Chrysemys picta
1,522 observations
Rough Greensnake
Opheodrys aestivus
1,486 observations
Spring Peeper
Pseudacris crucifer
1,481 observations
Ornate Box Turtle
Terrapene ornata
1,478 observations
Green Frog
Lithobates clamitans
1,416 observations
Fowler's Toad
Anaxyrus fowleri
1,248 observations
Cave Salamander
Eurycea lucifuga
1,206 observations
Western Slimy Salamander
Plethodon albagula
1,151 observations · iNaturalist
Western Ribbon Snake
Thamnophis proximus
1,148 observations
Prairie Kingsnake
Lampropeltis calligaster
1,038 observations · iNaturalist
Speckled Kingsnake
Lampropeltis holbrooki
1,034 observations
Gray Treefrog
Dryophytes versicolor
1,022 observations · iNaturalist
Little Brown Skink
Scincella lateralis
1,011 observations
Common Box Turtle
Terrapene carolina
982 observations
Eastern Newt
Notophthalmus viridescens
905 observations
Spotted Salamander
Ambystoma maculatum
890 observations
Green Treefrog
Dryophytes cinereus
833 observations · iNaturalist
Gray Ratsnake
Pantherophis spiloides
819 observations
Broad-headed Skink
Plestiodon laticeps
808 observations
Small-mouthed Salamander
Ambystoma texanum
731 observations · iNaturalist
Western Worm Snake
Carphophis vermis
729 observations · iNaturalist
Pickerel Frog
Lithobates palustris
703 observations
Timber Rattlesnake
Crotalus horridus
631 observations
Boreal Chorus Frog
Pseudacris maculata
615 observations
Red-bellied Snake
Storeria occipitomaculata
609 observations · iNaturalist
Six-lined Racerunner
Aspidoscelis sexlineatus
600 observations · iNaturalist
Spiny Softshell
Apalone spinifera
594 observations
Dark-sided salamander
Eurycea melanopleura
580 observations · iNaturalist
Ozark Zigzag Salamander
Plethodon angusticlavius
557 observations · iNaturalist
River Cooter
Pseudemys concinna
557 observations
Plains Leopard Frog
Lithobates blairi
555 observations
Eastern Milksnake
Lampropeltis triangulum
506 observations