Kingdom: Animalia
Phylum: Chordata
Subphylum: Vertebrata
Class: Reptilia
9,909 species (Feb 2014)
- 5,079 lizards
- 3,149 snakes
- 303 turtles
- 193 other (crocodiles, worm lizards,
19 orders
An Initial Estimate toward Identifying and Numbering the Ark Turtle and Crocodile Kinds –
Peer Reviewed Technical Paper on the numbering of turtle and crocodile kinds on the Ark
- Subclass: Anapsida
- Order: Captorhinida
- Family: Bolosauridae (Genera: Belebay, Bolosaurus, Eudibamus)
- Family: Captorhinidae (Genera: none?)
- Family: Millerettidae (Genera: Broomia, Heleophilus, Milleretta, Millerettoides, Millerettops, Milleropsis, Millerosaurus, Nanomilleretta)
- Family: Protorothyrididae (Genera: Anthracodromeus, Archerpeton, Brouffia, Cephalerpeton, Coelostegus, Hylonomus, Protorothyris)
- Order: Cotylosauria
- (No Family) Genus: Zhongjiania
- Order: Mesosauria
- Family: Mesosauridae (Genera: Brazilosaurus, Mesosaurus, Stereosternum)
- Order: Procolophonia
- Family: Owenettidae (no genus info)
- Family: Procolophonidae (Genera: Hypsognathus, Procolophon)
- Family: Pareiasauridae (Genera: Anthodon, Bradysaurus, Deltavjatia, Elginia, Embrithosaurus, Nanopareia, Nochelesaurus, Pareiasaurus, Pareiasuchus, Scutosaurus, Shihtienfenia, Velosauria)
- Order: Testudinata/Chelonia
- (No order or family) Genus: Kaosaurus
- Subclass: Synapsida
- Order: Pelycosauria
- Order: Therapsida
- Subclass: Euryapsida
- Order: Protosauria
- Order: Sauropterygia
- Order: Plesiosauria
- Order: Ichthyosauria
- Subclass: Lepidosauria
- Order: Eosuchia
- Order: Rhynchocephalia
- Order: Squamata
- Subclass: Archosauria
- Order: Thecodontia
- Order: Phytosauria
- Order: Crocodilia
- Order: Saurischia
- Suborder: Theropoda
- Suborder: Sauropodomorpha
- Order: Ornithischia
- Order: Pterosauria