axolotl
waterdog
Ambystoma mexicanum
mud puppy
mole salamander
ambystomid
ambystomatid
ensatina
Plethodon cinereus
eastern red-backed salamander
Cryptobranchus alleganiensis
hellbender
Ambystoma talpoideum
Congo snake
dicamptodontid
Rhyacotriton olympicus
mudpuppy
olympic salamander
amphiuma
western red-backed salamander
Plethodon vehiculum
family Salamandridae
Salamandridae
tiger salamander
bolitoglossine
menobranch
river otter
Triturus
genus Triturus
spotted salamander
dusky salamander
karaurid
olm
Gila monster
Proteus anguinus
batrachosauroidid
torrent duck
salamandrous
Dicamptodon ensatus
evet
Pacific giant salamander
salamandrine
Pseudemys concinna
cooter
stegocephalian
salamandroid
river cooter
dicamptodon
arboreal salamander
grampus
slender salamander
Dicamptodontidae
family Dicamptodontidae
caudatan
worm salamander
Aneides lugubris
Canadian waterweed
beaded lizard
newt
wood frog
congo eel
Ambystomatidae
marbled salamander
congo snake
blind eel
family Ambystomatidae
rhyacotritonid
siren
Sonoran Desert toad
alpine newt
coffee snake
ammonoid
limestone salamander
genus Batrachoseps
Batrachoseps
sirenid
Big Bend patchnose snake
Salamandra salamandra
Sistrurus catenatus
water adder
European fire salamander
massasauga
massasauga rattler
ambonychiid
California kingsnake
ground snake
shad frog
thecamoebian
common purple-glossed snake
Sonora semiannulata
aistopod
golden toad