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Reptiles (Reptilia)
Species considered: 
Vulnerable
Worm Lizards (Amphisbaenia)
Family Amphisbaenidae (Typical Worm Lizards)
 | Genus Cynisca (West African Round-headed Worm Lizards) |
 | Genus Dalophia (Blunt-tailed Worm Lizards) |
Crocodilians (Crocodylia)
Family Crocodylidae (Crocodiles)
Lizards (Sauria)
Family Agamidae (Agamas and Dragons)
 | Genus Agama (Typical Agamas) |
 | Genus Japalura (Western Mountain Agamas) |
 | Genus Sitana (Lesser Fan-throated Agamas) |
 | Genus Saara (Eastern Spiny-tailed Agamas) |
 | Genus Trapelus (Afro-Asian Ground Agamas) |
 | Genus Uromastyx (Western Spiny-tailed Agamas) |
Family Anguidae (Slowworms, etc.)
 | Genus Abronia (Arboreal Alligator Lizards) |
 | Genus Caribicus (Northern Hispaniola Forest Lizards) |
 | Genus Elgaria (Western Alligator 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 Orraya (McIlwraith Leaf-tailed Gecko) |
 | 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) |
 | Genus Palleon (Long-nosed Stub-tailed Chameleons) |
Family Cordylidae (Girdled Lizards)
 | Genus Smaug (Dragon Girdled Lizards) |
Family Crotaphytidae (North American Collared Lizards)
Family Dibamidae (Blind Skinks)
 | Genus Dibamus (Oriental Blind Skinks) |
Family Diplodactylidae (Double-toed Geckos)
 | Genus Bavayia (New Caledonian Brown Geckos) |
 | Genus Correlophus (New Caledonian Crested Giant Geckos) |
 | Genus Strophurus (Spiny-tailed Geckos and Tail-squirters) |
Family Eublepharidae (Eyelid Geckos)
Family Gekkonidae (Typical Geckos)
 | Genus Cnemaspis (Asian Rock and Forest Geckos) |
 | Genus Dixonius (Southeast Asian Leaf-toed Geckos) |
 | Genus Ebenavia (Madagascan Clawless Geckos) |
 | Genus Gehyra (Four-clawed Geckos) |
 | Genus Matoatoa (Madagascar Ghost Geckos) |
 | Genus Nactus (Hook-toed Geckos) |
 | Genus Paroedura (Madagascar Leaf-toed Geckos) |
 | Genus Uroplatus (Madagascar Leaf-tailed Geckos) |
Family Gerrhosauridae (Plated Lizards)
Family Gymnophthalmidae (Scaly-tongued Spectacled Tejus)
 | Genus Riama (Southern Highland Spectacled Tejus) |
Family Helodermatidae (Beaded Lizards)
Family Hoplocercidae (Club-tailed Iguanas)
Family Iguanidae (Greater Iguanas)
 | Genus Cachryx (Yucatan Spiny-tailed Iguanas) |
 | Genus Cyclura (Caribbean Ground Iguanas) |
Family Lacertidae (Typical Lizards)
Family Leiocephalidae (Curly-tailed Lizards)
Family Leiosauridae (Smooth Iguanas)
Family Liolaemidae (South American Lesser Iguanas)
Family Phrynosomatidae (North American Lesser Iguanas)
 | Genus Urosaurus (North American Tree Lizards) |
 | Genus Uta (Side-blotched Lizards) |
Family Phyllodactylidae (Leaf-toed Geckos)
Family Polychrotidae (Monkey Lizards)
Family Pygopodidae (Flap-footed Lizards)
 | Genus Aprasia (Blunt-tailed Scaly-foots) |
Family Scincidae (Skinks)
 | Genus Aspronema (South American White-striped Skinks) |
 | Genus Carlia (Australian-Pacific Rainbow Skinks) |
 | Genus Ctenotus (Australian Comb-eared Skinks) |
 | Genus Dasia (Indo-Malayan Tree Skinks) |
 | Genus Flexiseps (Madagascar Cylindrical Skinks) |
 | Genus Larutia (Malay Slender Forest Skinks) |
 | Genus Liopholis (Australian Desert and Rock Skinks) |
 | Genus Lipinia (Indo-Pacific Striped Skinks) |
 | Genus Nessia (Singalese Skinks) |
 | Genus Trachylepis (African-American Grass and Forest Skinks) |
Family Sphaerodactylidae (Least Geckos, etc.)
Family Teiidae (Greater Tejus)
 | Genus Ameiva (South American Ameivas) |
Family Tropiduridae (Rough-tailed Iguanas)
Family Varanidae (Monitor Lizards)
Family Xantusiidae (Night Lizards)
Family Xenosauridae (Knob-scaled Lizards)
Snakes (Serpentes)
Family Boidae (Typical Boas)
Family Bolyeriidae (Mascarene Boas)
Family Colubridae (Typical Snakes)
 | Genus Adelphicos (Central American Burrowing Snakes) |
 | Genus Alsophis (Eastern Caribbean Racers) |
 | Genus Boiga (Australasian Cat Snakes) |
 | Genus Dipsas (Neotropical Snail Eaters) |
 | Genus Elaphe (Palearctic-Oriental Rat Snakes) |
 | Genus Geophis (Central American Earth Snakes) |
 | Genus Hebius (Oriental Equatorial Keelbacks) |
 | Genus Heterodon (North American Hognose Snakes) |
 | Genus Lycodon (Oriental Wolf Snakes) |
 | Genus Lygophis (South American Striped Ground Snakes) |
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