Reptiles and Amphibians of Polk County, Iowa

Frogs and Toads

American Toad
Anaxyrus americanus
Last recorded in 2024
Blanchard's Cricket Frog
Acris blanchardi
Last recorded in 2024
Boreal Chorus Frog
Pseudacris maculata
Last recorded in 2024
Bullfrog
Lithobates catesbeianus
Last recorded in 2024
Cope's Gray Treefrog
Hyla chrysoscelis
Last recorded in 2022
Gray Treefrog
Hyla versicolor
Last recorded in 2020
Green Frog
Lithobates clamitans
Last recorded in 1992
Northern Leopard Frog
Lithobates pipiens
Last recorded in 2024
Plains Leopard Frog
Lithobates blairi
Last recorded in 2021
Spring Peeper
Pseudacris crucifer
Last recorded in 2019

Lizards

Northern Prairie Skink
Plestiodon septentrionalis
Last recorded in 1884
Slender Glass Lizard
Ophisaurus attenuatus
Last recorded in 1895

Salamanders

Mudpuppy
Necturus maculosus
Last recorded in 2014
Smallmouth Salamander
Ambystoma texanum
Last recorded in 1950
Tiger Salamander
Ambystoma tigrinum
Last recorded in 2023

Snakes

Brown Snake
Storeria dekayi
Last recorded in 2023
Bullsnake
Pituophis catenifer sayi
Last recorded in 2024
Common Garter Snake
Thamnophis sirtalis
Last recorded in 2023
Eastern Hognose Snake
Heterodon platirhinos
Last recorded in ????
Graham's Crayfish Snake
Regina grahamii
Last recorded in 2024
Lined Snake
Tropidoclonion lineatum
Last recorded in 1943
Milk Snake
Lampropeltis triangulum
Last recorded in 1884
Northern Water Snake
Nerodia sipedon
Last recorded in 2024
Plains Garter Snake
Thamnophis radix
Last recorded in 2024
Prairie Ringneck Snake
Diadophis punctatus arnyi
Last recorded in 2022
Racer
Coluber constrictor
Last recorded in 2021
Smooth Earth Snake
Virginia valeriae
Last recorded in 2013
Smooth Green Snake
Opheodrys vernalis
Last recorded in 2012
Western Fox Snake
Pantherophis vulpinus
Last recorded in 2023
Western Ribbon Snake
Thamnophis proximus
Last recorded in 2024

Turtles

Blanding's Turtle
Emydoidea blandingii
Last recorded in 2024
Ornate Box Turtle
Terrapene ornata
Last recorded in 2021
Painted Turtle
Chrysemys picta
Last recorded in 2024
Red-eared Slider
Trachemys scripta elegans
Last recorded in 2022
Smooth Softshell Turtle
Apalone mutica
Last recorded in 2021
Snapping Turtle
Chelydra serpentina
Last recorded in 2024
Spiny Softshell Turtle
Apalone spinifera
Last recorded in 2023