| A | B |
| Ovipary | young develop inside egg |
| vivipary | young develop inside mother |
| ovoviviparity | young develop within eggs that remain in the mother's body up until they hatch, or are about to hatch. Mother provides gas exchange, yolk provides sustenance. |
| Saltatory locomotion | Jumping |
| apoda | a=without, poda = foot |
| caudata | has a tail |
| urodela | tail visible (ur = tail, delos = visible) |
| Anura | without tail |
| Carapace | Upper bony shell (turtles) |
| Plastron | Lower bony shell (turtles) |
| Clade | the plural of the word class |
| TSD (rarely ESD) | Temperature-dependent Sex Determination (Environmental sex determination) |
| Estivation | Dormancy (a form of hibernation) that occurs in heat to save water and avoid heat. |
| Ecdysis | shedding skin |
| Orders we are studying | Reptillia and Amphibia |
| Crocodylia | Order that includes crocs, caiman, and gators |
| Testudines | Order that includes turtles |
| Squamata | Order that includes lizards and snakes |
| Caudata | Order that includes salamanders |
| Anura | Order that includes frogs and toads |
| Crocodylidae | Family that includes crocodiles |
| Alligatoridae | Family that includes alligators and caiman |
| Chelydridae | Faamily that includes snapping turtles |
| Kinosternidae | Family that includes musk and mud turtles |
| Emydidae | Family that includes box, pond and marsh turtles |
| Testudinidae | Familiy that includes tortoises |
| Cheloniidae | Family that includes sea turtles |
| Trionychidae | Family that includes soft shelled turtles |
| Gekkonidae | Family that includes gecko lizards |
| Polychridae | Family that includes anoles |
| Iguanidae | Family that includes iguanids |
| Crotaphytidae | Family that includes the Collared lizards |
| Phrynosomatidae | Family that includes earless, spiny, tree, side-blotched and horned lizards |
| Lacertidae | Family that includes wall lizards |
| Teiidae | Family that includes whiptails |
| Scincidae | Family that includes skinks |
| Anguidae | Family that includes glass lizards and alligator lizard |
| Helodermatidae | Family that includes gila monster |
| Typhlopidae | Family that includes the genus ramphotphlops (the Brahminy blind snake |
| Leptotyphlopidae | Family that includes the blind snakes |
| Boidae | Family that includes the Genus Charina, which includes the rubber boa and rosy boa |
| Colubridae | Family that includes the typically harmless snakes |
| Elapidae | Family that includes coral snakes |
| Hydrophiidae | Family that includes sea snakes |
| Viperidae – (subfamily viperinae) | Family that includes pit vipers |
| Cryptobranchidae | Family that includes hellbenders |
| Dicamptodontidae | family that includes giant salamanders |
| Proteidae | familiy that includes mud puppies and water dogs |
| Rhyacotritonidae | Family that includes torrent and seep salamanders |
| Amphiumidae | Family that includes amphiumas |
| Sirenidae | Family that includes the sirens |
| Ambystomatidae | Family that includes mole salamanders |
| Salamandridae | Family that includes the newts |
| Plethodontidae | Family that includes the lungless salamanders |
| Pelobatidae | Family that includes the spadefoots |
| Bufonidae | family that includes teh toads |
| Hylidae | family that includes the tree frogs |
| Ranidae | Family that includes the true frogs |
| Microhylidae | Narrow mouth toads |