This key morphological feature separates a Bronze frog (Rana clamatans) from a Bullfrog (Rana catesbeianus)
Dorsolateral fold (on Green frog)
This feature differentiates true tree frogs from other frogs on your list
Toe pads
This tiny frog possess a fold on top of it's head and a small narrow face
Narrow mouth toad
These two features can be used to seperate sirens from amphiumas
External gills and number of limbs
Name for the larval stage of most anurans
Tadpole
Tympanum
This species of frog is identified by an "x" on its back
Spring peeper (pseudacris crucifer)
The smallest of your frogs with a black mask that runs down the side
Little grass frog (Pseudacris occularis)
This feature helps you differentiate between mud and red salamanders
color of eyes
Mud has brown eyes and shorter snout
Red has yellow yes with longer snout
Family of stocky animals that have large paratoid glands
Bufonidae
This ranid is characterized by a large mouth that is disproportionate to the rest of their body, occasional spots on the back, and a dorsolateral fold
Gopher frog
This tree frog can be identified by a small white patch located underneath the eye
Cope's grey treefrog (Hyla chrysoscelis)
Backward triangle or "Y" shape
Morphological feature (not size) that separates dwarf sirens from lesser sirens
number of toes
(Dwarf sirens have 3 toes rather than four)
Long amphibian that lacks external gills and external limbs
Typhlonectes natans (Rio Cauca Caecilian)
Webbing that extends all the way to the tip of the longest back toe (pig frog)
This tree frog has yellow dots on the back of its femur
Pinewoods treefrog (Hyla femoralis)
Pseudacris
Feature that is present on the face of species in the Plethodontidae family
Nasolabial groove
Family that lacks costal groves
Salamandridae
Name all three ranids that have a dorsolateral fold (both their common name and scientific name)
Bronze Frog (Rana clamitans)Southern Leopard Frog (Rana spenocephala)
Gopher frog (Rana capito)
Fused skin to skull
These two features can help you distinguish Eleutherodactylus planirostris from other frogs
Square toe pads and a front facing triangle (triangle on the nose)
This morphological feature (not size or color) differentiates the dwarf salamander and it's cousin the southern two-lined salamander (be specific)
Four BACK toes
The family of Lameace's favorite species of all time (that is also tattooed on their arm) that contains tetrodotoxin and is considered one of the most toxic amphibians in the world.
Salamandridae
(Rough-skinned newts--Taricha granulosa)