Life list for Ryan P. O'Donnell
Families

45

Genera

129

Species

277

Subspecies

53

Crocodilians
Frogs and Toads
Cryptic Forest Frogs - Aromobatidae

Tailed Frogs - Ascaphidae

True Toads - Bufonidae

Fleshbelly Frogs - Craugastoridae

Poison Frogs - Dendrobatidae

Treefrogs - Hylidae

Tropical Frogs - Leptodactylidae

Narrow-mouthed Toads - Microhylidae

Spadefoot Toads - Pelobatidae

True Frogs - Ranidae
Lizards
Agamas - Agamidae

Lateral Fold Lizards - Anguidae

Casque-headed Lizards - Corytophanidae

Collared and Leopard Lizards - Crotaphytidae

Anoles - Dactyloidae

Eyelid Geckos - Eublepharidae

Geckos & Legless Lizards - Gekkonidae

Gila Monsters - Helodermatidae

Iguanas - Iguanidae

Lacertids - Lacertidae

North American Iguanids - Phrynosomatidae

Skinks - Scincidae

Tegus - Teiidae

Neotropical Ground Lizards - Tropiduridae

Night Lizards - Xantusiidae
Salamanders
Mole Salamanders - Ambystomatidae

American Giant Salamanders - Dicamptodontidae

Lungless Salamanders - Plethodontidae

Olympic Salamanders - Rhyacotritonidae

Newts and Fire Salamanders - Salamandridae
Snakes
Boas and Anacondas - Boidae

Advanced Snakes - Colubridae

Cobras, Kraits, and Sea Snakes - Elapidae

Slender Blind Snakes - Leptotyphlopidae

Vipers - Viperidae
Turtles
Marine Turtles - Cheloniidae

Snapping Turtles - Chelydridae

Leatherback Turtles - Dermochelyidae

Pond Turtles - Emydidae

American Mud Turtles and Musk Turtles - Kinosternidae

Afro-American Side-necked Turtles - Pelomedusidae

Tortoises - Testudinidae

Soft-shelled Turtles - Trionychidae