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Reptiles (Reptilia)
Species considered: 
Endangered
Worm Lizards (Amphisbaenia)
Family Amphisbaenidae (Typical Worm Lizards)
 | Genus Cynisca (West African Round-headed Worm Lizards) |
 | Genus Dalophia (Blunt-tailed Worm Lizards) |
 | Genus Zygaspis (Purple Round-headed Worm Lizards) |
Crocodilians (Crocodylia)
Family Gavialidae (Gharials)
Lizards (Sauria)
Family Agamidae (Agamas and Dragons)
 | Genus Calotes (South Asian Forest Agamas) |
 | Genus Sitana (Lesser Fan-throated Agamas) |
 | Genus Uromastyx (Western Spiny-tailed Agamas) |
Family Anguidae (Slowworms, etc.)
 | Genus Abronia (Arboreal Alligator Lizards) |
 | Genus Barisia (Mexican Alligator Lizards) |
 | Genus Caribicus (Northern Hispaniola Forest Lizards) |
 | Genus Comptus (Caribbean Rough-scaled Forest Lizards) |
 | Genus Wetmorena (Short-headed Four-toed Forest Lizards) |
Family Anniellidae (North American Legless Lizards)
 | Genus Anniella (North American Legless Lizards) |
Family Anolidae (Anoles)
 | Genus Norops (Brilliant Anoles) |
Family Carphodactylidae (Southern Padless Geckos)
 | Genus Phyllurus (Australian Broad-tailed Geckos) |
Family Chamaeleonidae (Chameleons)
 | Genus Brookesia (Short-nosed Stub-tailed Chameleons) |
 | Genus Calumma (Madagascar Chameleons) |
 | Genus Kinyongia (East African Dwarf Chameleons) |
Family Cordylidae (Girdled Lizards)
Family Crotaphytidae (North American Collared Lizards)
 | Genus Gambelia (North American Leopard Lizards) |
Family Dibamidae (Blind Skinks)
 | Genus Dibamus (Oriental Blind Skinks) |
Family Diplodactylidae (Double-toed Geckos)
 | Genus Bavayia (New Caledonian Brown Geckos) |
 | Genus Oedodera (New Caledonian Marbled Gecko) |
 | Genus Toropuku (New Zealand Striped Geckos) |
Family Eublepharidae (Eyelid Geckos)
Family Gekkonidae (Typical Geckos)
 | Genus Cnemaspis (Asian Rock and Forest Geckos) |
 | Genus Ebenavia (Madagascan Clawless Geckos) |
 | Genus Paroedura (Madagascar Leaf-toed Geckos) |
 | Genus Uroplatus (Madagascar Leaf-tailed Geckos) |
Family Gerrhosauridae (Plated Lizards)
Family Gymnophthalmidae (Scaly-tongued Spectacled Tejus)
 | Genus Anadia (Smooth-scaled Spectacled Tejus) |
 | Genus Placosoma (Sharp-nosed Spectacled Tejus) |
 | Genus Riama (Southern Highland Spectacled Tejus) |
Family Helodermatidae (Beaded Lizards)
Family Hoplocercidae (Club-tailed Iguanas)
Family Iguanidae (Greater Iguanas)
 | Genus Cyclura (Caribbean Ground Iguanas) |
Family Lacertidae (Typical Lizards)
Family Lanthanotidae (Earless Monitor Lizard)
Family Leiocephalidae (Curly-tailed Lizards)
Family Leiosauridae (Smooth Iguanas)
Family Liolaemidae (South American Lesser Iguanas)
Family Phrynosomatidae (North American Lesser Iguanas)
 | Genus Uma (North American Fringe-toed Lizards) |
 | Genus Urosaurus (North American Tree Lizards) |
Family Phyllodactylidae (Leaf-toed Geckos)
Family Pygopodidae (Flap-footed Lizards)
 | Genus Aprasia (Blunt-tailed Scaly-foots) |
 | Genus Delma (Smooth-scaled Scaly-foots) |
Family Scincidae (Skinks)
 | Genus Ctenotus (Australian Comb-eared Skinks) |
 | Genus Cyclodomorphus (Slender Blue-tongued Skinks and Pink-tongued Skink) |
 | Genus Dasia (Indo-Malayan Tree Skinks) |
 | Genus Epibator (New Caledonian Tree Skinks) |
 | Genus Flexiseps (Madagascar Cylindrical Skinks) |
 | Genus Liopholis (Australian Desert and Rock Skinks) |
 | Genus Nessia (Singalese Skinks) |
 | Genus Pygomeles (Madagascar Shovel-nosed Sand Sliders) |
 | Genus Tiliqua (Blue-tongued Skinks) |
 | Genus Trachylepis (African-American Grass and Forest Skinks) |
 | Genus Voeltzkowia (North Madagascar Blind Sand Sliders) |
Family Shinisauridae (Crocodile Lizard)
Family Sphaerodactylidae (Least Geckos, etc.)
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