There are 135 reptiles that start with the letter D, from Dagger-toothed Snake to Dwarf Leaf-tailed Gecko. Below you will find them listed alphabetically along with some general information about each. Click the toggle view buttons in the top right corner to switch between the card and the table view.
For each item you will find the following information
Order: The subclass the reptiles belongs to
Habitat: The places or type of weather the reptiles lives in
Scientific name: The designation that scientists use to catalog the species
Name: Dagger-toothed Snake
Order: Squamata
Habitat: Southeast Asia
Scientific name: Coluberophis danieli
Name: Dahl's Collared Lizard
Order: Squamata
Habitat: North America
Scientific name: Crotaphytus dalli
Name: Dahl's Jar Gecko
Order: Squamata
Habitat: Caribbean
Scientific name: Sphaerodactylus dahli
Name: Dahl's Leaf Agama
Order: Squamata
Habitat: Africa
Scientific name: Anaplolepis daldi
Name: Dahl's Toad Agama
Order: Squamata
Habitat: Central Asia
Scientific name: Phrynocephalus mystaceus
Name: Dahl's Toad-headed Agama
Order: Squamata
Habitat: Central Asia
Scientific name: Phrynocephalus dahli
Name: Dahl's Toad-nosed Lizard
Order: Squamata
Habitat: Central Asia
Scientific name: Phrynocephalus przewalskii
Name: Dahl's Viper
Order: Squamata
Habitat: Asia
Scientific name: Daboia dahlii
Name: Dahl's Whip Snake
Order: Squamata
Habitat: Eastern Mediterranean
Scientific name: Hemorrhois dahlii
Name: Dainty Day Gecko
Order: Squamata
Habitat: Madagascar
Scientific name: Phelsuma breviceps
Name: Dall's Skink
Order: Squamata
Habitat: Grasslands and open woodlands
Scientific name: Plestiodon septentrionalis dalli
Name: Dallol Gecko
Order: Squamata
Habitat: Northern Ethiopia
Scientific name: Tropiocolotes steudneri
Name: Dalmatian Wall Lizard
Order: Squamata
Habitat: Dalmatian Coast
Scientific name: Podarcis melisellensis
Name: Damara Gecko
Order: Squamata
Habitat: Southwestern Africa
Scientific name: Pachydactylus bicolor
Name: Damara Ground Agama
Order: Squamata
Habitat: Southwestern Africa
Scientific name: Agama aculeata
Name: Damer's Dwarf Gecko
Order: Squamata
Habitat: Tropical forests
Scientific name: Lygodactylus dameri
Name: Damerara Ground Snake
Order: Squamata
Habitat: Northern South America
Scientific name: Atractus dakariensis
Name: Damon Dwarf Gecko
Order: Squamata
Habitat: Tanzania
Scientific name: Lygodactylus damonis
Name: Dana Point Garter Snake
Order: Squamata
Habitat: Coastal California
Scientific name: Thamnophis validus
Name: Danakil Dwarf Gecko
Order: Squamata
Habitat: Ethiopia
Scientific name: Microgecko somalicus
Name: Dandes Narrow-headed Snake
Order: Squamata
Habitat: South America
Scientific name: Dipsas andiana
Name: Dandes Spiny-tailed Lizard
Order: Squamata
Habitat: South America
Scientific name: Urocentron flaviceps
Name: Dani Gecko
Order: Squamata
Habitat: Indonesia
Scientific name: Gekko daniae
Name: Dani Lizard
Order: Squamata
Habitat: Honduras
Scientific name: Celestus danforthi
Name: Danish Grass Snake
Order: Squamata
Habitat: Europe
Scientific name: Natrix natrix
Name: Danube Crested Newt
Order: Urodela
Habitat: Southeastern Europe
Scientific name: Triturus dobrogicus
Name: Danube Rat Snake
Order: Squamata
Habitat: Central Europe
Scientific name: Elaphe schrenckii
Name: Daphne Skink
Order: Squamata
Habitat: Coastal forests and shrublands
Scientific name: Oligosoma daufresni
Name: Darby's Dwarf Gecko
Order: Squamata
Habitat: Puerto Rico
Scientific name: Sphaerodactylus darby
Name: Darevsky's Lacerta
Order: Squamata
Habitat: Caucasus
Scientific name: Darevskia darwini
Name: Darevsky's Snake-eyed Skink
Order: Squamata
Habitat: Caucasus
Scientific name: Ablepharus budaki
Name: Darevsky's Viper
Order: Squamata
Habitat: Caucasus Mountains
Scientific name: Montivipera derzawinii
Name: Dargaz Ground Snake
Order: Squamata
Habitat: Asia
Scientific name: Eirenis dargezicus
Name: Dargilan Skink
Order: Squamata
Habitat: Mountainous regions
Scientific name: Trachylepis dargalensis
Name: Darjeeling Bush Lizard
Order: Squamata
Habitat: South Asia
Scientific name: Calotes rouxi
Name: Darjeeling Forest Skink
Order: Squamata
Habitat: Asia
Scientific name: Sphenomorphus darjeelingensis
Name: Dark Dwarf Gecko
Order: Squamata
Habitat: Central Africa
Scientific name: Lygodactylus keniensis
Name: Dark Racer
Order: Squamata
Habitat: Eastern North America
Scientific name: Coluber constrictor
Name: Dark-blotched Gecko
Order: Squamata
Habitat: Asia
Scientific name: Gekko vittatus
Name: Dark-headed Gecko
Order: Squamata
Habitat: Asia
Scientific name: Gekko wenzeli
Name: Dark-spotted Roach Lizard
Order: Squamata
Habitat: Asia
Scientific name: Brachysaura minor
Name: Dark-tailed Ground Snake
Order: Squamata
Habitat: North America
Scientific name: Sonora semiannulata
Name: Darnley Island Gecko
Order: Squamata
Habitat: Australia
Scientific name: Nactus pelagicus
Name: Darnley Island Skink
Order: Squamata
Habitat: Darnley Island
Scientific name: Carlia jarnoldae
Name: Darori Bush Snake
Order: Squamata
Habitat: Madagascar
Scientific name: Leioheterodon darori
Name: Daruma Daikoku Frog
Order: Anura
Habitat: East Asia
Scientific name: Odorrana tormota
Name: Darvic's Lizard
Order: Squamata
Habitat: Caucasus region
Scientific name: Darevskia darwini
Name: Darwin's Gecko
Order: Squamata
Habitat: Australia
Scientific name: Christinus guentheri
Name: Darwins Bark Spider
Order: Squamata
Habitat: Southern Africa
Scientific name: Hapalodipsas darwini
Name: Dasia Multifasciata
Order: Squamata
Habitat: Tropical forests
Scientific name: Dasia multifasciata
Name: Dasia Olivacea
Order: Squamata
Habitat: Southeast Asia
Scientific name: Dasia olivacea
Name: Daspletosaurus
Order: Saurischia
Habitat: Western North America
Scientific name: Daspletosaurus torosus
Name: Daspletosaurus torosus
Order: Dinosauria
Habitat: North America
Scientific name: Daspletosaurus torosus
Name: Daudin's Dwarf Gecko
Order: Squamata
Habitat: North Africa
Scientific name: Tropiocolotes steudneri
Name: Daudin's Leaf-toed Gecko
Order: Squamata
Habitat: Middle East
Scientific name: Ptyodactylus dhofarensis
Name: Daudin's Racer
Order: Squamata
Habitat: Asia
Scientific name: Platyceps ventromaculatus
Name: Dave's Night Lizard
Order: Squamata
Habitat: North America
Scientific name: Xantusia daveyi
Name: Davis' Banded Snake
Order: Squamata
Habitat: Mexico
Scientific name: Chilomeniscus stramineus
Name: Davis' Night Lizard
Order: Squamata
Habitat: United States
Scientific name: Xantusia vigilis
Name: Dawson's Banded Gecko
Order: Squamata
Habitat: North America
Scientific name: Coleonyx variegatus
Name: Dayak Bent-toed Gecko
Order: Squamata
Habitat: Borneo
Scientific name: Cyrtodactylus baluensis
Name: De Vis' Banded Snake
Order: Squamata
Habitat: Australia
Scientific name: Denisonia devisi
Name: Deacon Snake
Order: Squamata
Habitat: China
Scientific name: Euprepiophis mandarinus
Name: Deadliest Spiny-tailed Lizard
Order: Squamata
Habitat: Middle East
Scientific name: Uromastyx leptieni
Name: Death Adder
Order: Squamata
Habitat: Australia
Scientific name: Acanthophis
Name: Death's Head Snake
Order: Squamata
Habitat: Australia
Scientific name: Tructiopsis mortuus
Name: Debrazza's Rock Agama
Order: Squamata
Habitat: Northeast Africa
Scientific name: Stellagama stellio debruijnii
Name: Deccan Leaf-toed Gecko
Order: Squamata
Habitat: South Asia
Scientific name: Hemiphyllodactylus aurantiacus
Name: Deccan Snake-tailed Lizard
Order: Squamata
Habitat: Southern India
Scientific name: Lophosalea anamallayana
Name: Deciduous Gecko
Order: Squamata
Habitat: New Zealand
Scientific name: Hoplodactylus stephensi
Name: Degener's Gecko
Order: Squamata
Habitat: Comoros Islands
Scientific name: Nactus degrenii
Name: Delalande's Dwarf Gecko
Order: Squamata
Habitat: Dry forests and savannas
Scientific name: Lygodactylus delalanadii
Name: Delalande's Gecko
Order: Squamata
Habitat: Arid regions in southwestern Africa
Scientific name: Pachydactylus delcourti
Name: Delalande's Skink
Order: Squamata
Habitat: Africa
Scientific name: Trachylepis delalandii
Name: Delalonde's Dwarf Gecko
Order: Squamata
Habitat: Madagascar
Scientific name: Lygodactylus delaloandei
Name: Delanoe's Anole
Order: Squamata
Habitat: Galapagos Islands
Scientific name: Anolis delanonis
Name: Delicate Gecko
Order: Squamata
Habitat: Western Pacific
Scientific name: Nactus pelagicus
Name: Delicate Ground Snake
Order: Squamata
Habitat: North America
Scientific name: Sonora semiannulata
Name: Delicate Skink
Order: Squamata
Habitat: Australia
Scientific name: Proablepharus tenuis
Name: Delicately Banded Gecko
Order: Squamata
Habitat: Central Pacific
Scientific name: Lepidodactylus delicatus
Name: Delphi Dwarf Gecko
Order: Squamata
Habitat: Middle East
Scientific name: Tropiocolotes latifi
Name: Demani's Gecko
Order: Squamata
Habitat: Asia
Scientific name: Cyrtopodion demaraei
Name: Demarest's Lizard
Order: Squamata
Habitat: Southwestern United States
Scientific name: Holbrookia maculata
Name: Dent's Chameleon
Order: Squamata
Habitat: Africa
Scientific name: Trioceros deremensis
Name: Deppe's Pit Viper
Order: Squamata
Habitat: Southern Mexico
Scientific name: Atropoides nummifer deppei
Name: Desert Banded Gecko
Order: Squamata
Habitat: United States
Scientific name: Coleonyx variegatus
Name: Desert Collared Lizard
Order: Squamata
Habitat: Southwestern USA
Scientific name: Crotaphytus insularis
Name: Desert Flame Snake
Order: Squamata
Habitat: Asia
Scientific name: Eryx miliaris
Name: Desert Glossy Snake
Order: Squamata
Habitat: United States
Scientific name: Arizona elegans
Name: Desert Horned Lizard
Order: Squamata
Habitat: Deserts and semi-arid regions of western North America
Scientific name: Phrynosoma platyrhinos
Name: Desert Iguana
Order: Squamata
Habitat: Deserts of southwestern North America
Scientific name: Dipsosaurus dorsalis
Name: Desert Monitor
Order: Squamata
Habitat: Middle East and Central Asia
Scientific name: Varanus griseus
Name: Desert Nightsnake
Order: Squamata
Habitat: United States
Scientific name: Hypsiglena chlorophaea
Name: Desert Racer
Order: Squamata
Habitat: North America
Scientific name: Coluber constrictor
Name: Desert Ribbon Snake
Order: Squamata
Habitat: North America
Scientific name: Thamnophis proximus
Name: Desert Roach Lizard
Order: Squamata
Habitat: Africa
Scientific name: Psilodactylus grayiae
Name: Desert Shield-tailed Snake
Order: Squamata
Habitat: Madagascar
Scientific name: Pseudoxyrhopus koniarus
Name: Desert Threadsnake
Order: Squamata
Habitat: North America
Scientific name: Leptotyphlops dulcis
Name: Dhole Rat Snake
Order: Squamata
Habitat: Tropical and subtropical forests
Scientific name: Ptyas dhumnades
Name: Diadophis Snakes
Order: Squamata
Habitat: North America
Scientific name: Diadophis spp.
Name: Diamond Rattlesnake
Order: Squamata
Habitat: Southeastern United States
Scientific name: Crotalus adamanteus
Name: Diamond-backed Watersnake
Order: Squamata
Habitat: Central United States
Scientific name: Nerodia rhombifer
Name: Diamondback Rattlesnake
Order: Squamata
Habitat: Deserts and semi-arid regions of southwestern North America
Scientific name: Crotalus atrox
Name: Diamondback Terrapin
Order: Testudines
Habitat: Coastal marshes and estuaries
Scientific name: Malaclemys terrapin
Name: Diana's Dwarf Gecko
Order: Squamata
Habitat: Africa
Scientific name: Lygodactylus dianaae
Name: Dickenson's Skink
Order: Squamata
Habitat: Coastal forests and scrublands
Scientific name: Oligosoma acrinasum
Name: Dinaledi Dwarf Gecko
Order: Squamata
Habitat: Africa
Scientific name: Lygodactylus dinedalensis
Name: Dinkum Night Skink
Order: Squamata
Habitat: Australia
Scientific name: Nannoscincus dinkumi
Name: Dithmar's Viper
Order: Squamata
Habitat: Africa
Scientific name: Montatheris dithmarsensis
Name: Djibouti Gecko
Order: Squamata
Habitat: Arid regions
Scientific name: Hemidactylus djibouttensis
Name: Dobson's Skink
Order: Squamata
Habitat: Tropical forests
Scientific name: Scincella doboensis
Name: Dodd's Dwarf Gecko
Order: Squamata
Habitat: Dry forests and savannas
Scientific name: Lygodactylus doddsi
Name: Dodd's Spiny-tailed Lizard
Order: Squamata
Habitat: Arid regions
Scientific name: Uromastyx doddsi
Name: Domingo's Skink
Order: Squamata
Habitat: Tropical forests
Scientific name: Emoia nativitatis
Name: Dominica Anole
Order: Squamata
Habitat: Tropical forests
Scientific name: Anolis oculatus
Name: Dominica Grass Snake
Order: Squamata
Habitat: Tropical forests
Scientific name: Liophis juliae
Name: Doria's Gecko
Order: Squamata
Habitat: Tropical forests
Scientific name: Gehyra doria
Name: Doria's Skink
Order: Squamata
Habitat: Tropical forests
Scientific name: Lipinia dorsicatenata
Name: Dormaal's Skink
Order: Squamata
Habitat: Savanna and woodland
Scientific name: Trachylepis dormaalensis
Name: Dorsal-spotted Gecko
Order: Squamata
Habitat: Tropical forests in Southeast Asia
Scientific name: Gehyra marginata
Name: Doud's Dwarf Gecko
Order: Squamata
Habitat: Tropical forests
Scientific name: Lygodactylus doudi
Name: Dragon Gecko
Order: Squamata
Habitat: Arid regions
Scientific name: Teratolepis fasciata
Name: Dromedary Viper
Order: Squamata
Habitat: North Africa
Scientific name: Cerastes cerastes
Name: Drooping-tailed Lizard
Order: Squamata
Habitat: Arid regions
Scientific name: Phrynocephalus przewalskii
Name: Dumeril's Boa
Order: Squamata
Habitat: Forests and woodlands in Madagascar
Scientific name: Acrantophis dumerili
Name: Dumeril's Ground Boa
Order: Squamata
Habitat: Madagascar
Scientific name: Acrantophis dumerili
Name: Duméril's Monitor
Order: Squamata
Habitat: Southeast Asia
Scientific name: Varanus dumerilii
Name: Dusky Pygmy Rattlesnake
Order: Squamata
Habitat: Pine flatwoods and scrublands in the southeastern United States
Scientific name: Sistrurus miliarius barbouri
Name: Dussumier's Snake
Order: Squamata
Habitat: India
Scientific name: Ahaetulla dussumieri
Name: Dwarf Banded Gecko
Order: Squamata
Habitat: Southwestern United States
Scientific name: Coleonyx brevis
Name: Dwarf Chameleon
Order: Squamata
Habitat: Forests and woodlands in southern Africa
Scientific name: Bradypodion pumilum
Name: Dwarf Day Gecko
Order: Squamata
Habitat: Africa
Scientific name: Lygodactylus spp.
Name: Dwarf Fanged Snake
Order: Squamata
Habitat: Southeast Asia
Scientific name: Sibynophis collaris
Name: Dwarf Gecko
Order: Squamata
Habitat: Tropical forests in the Caribbean
Scientific name: Sphaerodactylus parkeri
Name: Dwarf Leaf-tailed Gecko
Order: Squamata
Habitat: Tropical forests in Madagascar
Scientific name: Uroplatus pietschmanni
| Name | Order | Habitat | Scientific name |
|---|---|---|---|
| Dagger-toothed Snake | Squamata | Southeast Asia | Coluberophis danieli |
| Dahl's Collared Lizard | Squamata | North America | Crotaphytus dalli |
| Dahl's Jar Gecko | Squamata | Caribbean | Sphaerodactylus dahli |
| Dahl's Leaf Agama | Squamata | Africa | Anaplolepis daldi |
| Dahl's Toad Agama | Squamata | Central Asia | Phrynocephalus mystaceus |
| Dahl's Toad-headed Agama | Squamata | Central Asia | Phrynocephalus dahli |
| Dahl's Toad-nosed Lizard | Squamata | Central Asia | Phrynocephalus przewalskii |
| Dahl's Viper | Squamata | Asia | Daboia dahlii |
| Dahl's Whip Snake | Squamata | Eastern Mediterranean | Hemorrhois dahlii |
| Dainty Day Gecko | Squamata | Madagascar | Phelsuma breviceps |
| Dall's Skink | Squamata | Grasslands and open woodlands | Plestiodon septentrionalis dalli |
| Dallol Gecko | Squamata | Northern Ethiopia | Tropiocolotes steudneri |
| Dalmatian Wall Lizard | Squamata | Dalmatian Coast | Podarcis melisellensis |
| Damara Gecko | Squamata | Southwestern Africa | Pachydactylus bicolor |
| Damara Ground Agama | Squamata | Southwestern Africa | Agama aculeata |
| Damer's Dwarf Gecko | Squamata | Tropical forests | Lygodactylus dameri |
| Damerara Ground Snake | Squamata | Northern South America | Atractus dakariensis |
| Damon Dwarf Gecko | Squamata | Tanzania | Lygodactylus damonis |
| Dana Point Garter Snake | Squamata | Coastal California | Thamnophis validus |
| Danakil Dwarf Gecko | Squamata | Ethiopia | Microgecko somalicus |
| Dandes Narrow-headed Snake | Squamata | South America | Dipsas andiana |
| Dandes Spiny-tailed Lizard | Squamata | South America | Urocentron flaviceps |
| Dani Gecko | Squamata | Indonesia | Gekko daniae |
| Dani Lizard | Squamata | Honduras | Celestus danforthi |
| Danish Grass Snake | Squamata | Europe | Natrix natrix |
| Danube Crested Newt | Urodela | Southeastern Europe | Triturus dobrogicus |
| Danube Rat Snake | Squamata | Central Europe | Elaphe schrenckii |
| Daphne Skink | Squamata | Coastal forests and shrublands | Oligosoma daufresni |
| Darby's Dwarf Gecko | Squamata | Puerto Rico | Sphaerodactylus darby |
| Darevsky's Lacerta | Squamata | Caucasus | Darevskia darwini |
| Darevsky's Snake-eyed Skink | Squamata | Caucasus | Ablepharus budaki |
| Darevsky's Viper | Squamata | Caucasus Mountains | Montivipera derzawinii |
| Dargaz Ground Snake | Squamata | Asia | Eirenis dargezicus |
| Dargilan Skink | Squamata | Mountainous regions | Trachylepis dargalensis |
| Darjeeling Bush Lizard | Squamata | South Asia | Calotes rouxi |
| Darjeeling Forest Skink | Squamata | Asia | Sphenomorphus darjeelingensis |
| Dark Dwarf Gecko | Squamata | Central Africa | Lygodactylus keniensis |
| Dark Racer | Squamata | Eastern North America | Coluber constrictor |
| Dark-blotched Gecko | Squamata | Asia | Gekko vittatus |
| Dark-headed Gecko | Squamata | Asia | Gekko wenzeli |
| Dark-spotted Roach Lizard | Squamata | Asia | Brachysaura minor |
| Dark-tailed Ground Snake | Squamata | North America | Sonora semiannulata |
| Darnley Island Gecko | Squamata | Australia | Nactus pelagicus |
| Darnley Island Skink | Squamata | Darnley Island | Carlia jarnoldae |
| Darori Bush Snake | Squamata | Madagascar | Leioheterodon darori |
| Daruma Daikoku Frog | Anura | East Asia | Odorrana tormota |
| Darvic's Lizard | Squamata | Caucasus region | Darevskia darwini |
| Darwin's Gecko | Squamata | Australia | Christinus guentheri |
| Darwins Bark Spider | Squamata | Southern Africa | Hapalodipsas darwini |
| Dasia Multifasciata | Squamata | Tropical forests | Dasia multifasciata |
| Dasia Olivacea | Squamata | Southeast Asia | Dasia olivacea |
| Daspletosaurus | Saurischia | Western North America | Daspletosaurus torosus |
| Daspletosaurus torosus | Dinosauria | North America | Daspletosaurus torosus |
| Daudin's Dwarf Gecko | Squamata | North Africa | Tropiocolotes steudneri |
| Daudin's Leaf-toed Gecko | Squamata | Middle East | Ptyodactylus dhofarensis |
| Daudin's Racer | Squamata | Asia | Platyceps ventromaculatus |
| Dave's Night Lizard | Squamata | North America | Xantusia daveyi |
| Davis' Banded Snake | Squamata | Mexico | Chilomeniscus stramineus |
| Davis' Night Lizard | Squamata | United States | Xantusia vigilis |
| Dawson's Banded Gecko | Squamata | North America | Coleonyx variegatus |
| Dayak Bent-toed Gecko | Squamata | Borneo | Cyrtodactylus baluensis |
| De Vis' Banded Snake | Squamata | Australia | Denisonia devisi |
| Deacon Snake | Squamata | China | Euprepiophis mandarinus |
| Deadliest Spiny-tailed Lizard | Squamata | Middle East | Uromastyx leptieni |
| Death Adder | Squamata | Australia | Acanthophis |
| Death's Head Snake | Squamata | Australia | Tructiopsis mortuus |
| Debrazza's Rock Agama | Squamata | Northeast Africa | Stellagama stellio debruijnii |
| Deccan Leaf-toed Gecko | Squamata | South Asia | Hemiphyllodactylus aurantiacus |
| Deccan Snake-tailed Lizard | Squamata | Southern India | Lophosalea anamallayana |
| Deciduous Gecko | Squamata | New Zealand | Hoplodactylus stephensi |
| Degener's Gecko | Squamata | Comoros Islands | Nactus degrenii |
| Delalande's Dwarf Gecko | Squamata | Dry forests and savannas | Lygodactylus delalanadii |
| Delalande's Gecko | Squamata | Arid regions in southwestern Africa | Pachydactylus delcourti |
| Delalande's Skink | Squamata | Africa | Trachylepis delalandii |
| Delalonde's Dwarf Gecko | Squamata | Madagascar | Lygodactylus delaloandei |
| Delanoe's Anole | Squamata | Galapagos Islands | Anolis delanonis |
| Delicate Gecko | Squamata | Western Pacific | Nactus pelagicus |
| Delicate Ground Snake | Squamata | North America | Sonora semiannulata |
| Delicate Skink | Squamata | Australia | Proablepharus tenuis |
| Delicately Banded Gecko | Squamata | Central Pacific | Lepidodactylus delicatus |
| Delphi Dwarf Gecko | Squamata | Middle East | Tropiocolotes latifi |
| Demani's Gecko | Squamata | Asia | Cyrtopodion demaraei |
| Demarest's Lizard | Squamata | Southwestern United States | Holbrookia maculata |
| Dent's Chameleon | Squamata | Africa | Trioceros deremensis |
| Deppe's Pit Viper | Squamata | Southern Mexico | Atropoides nummifer deppei |
| Desert Banded Gecko | Squamata | United States | Coleonyx variegatus |
| Desert Collared Lizard | Squamata | Southwestern USA | Crotaphytus insularis |
| Desert Flame Snake | Squamata | Asia | Eryx miliaris |
| Desert Glossy Snake | Squamata | United States | Arizona elegans |
| Desert Horned Lizard | Squamata | Deserts and semi-arid regions of western North America | Phrynosoma platyrhinos |
| Desert Iguana | Squamata | Deserts of southwestern North America | Dipsosaurus dorsalis |
| Desert Monitor | Squamata | Middle East and Central Asia | Varanus griseus |
| Desert Nightsnake | Squamata | United States | Hypsiglena chlorophaea |
| Desert Racer | Squamata | North America | Coluber constrictor |
| Desert Ribbon Snake | Squamata | North America | Thamnophis proximus |
| Desert Roach Lizard | Squamata | Africa | Psilodactylus grayiae |
| Desert Shield-tailed Snake | Squamata | Madagascar | Pseudoxyrhopus koniarus |
| Desert Threadsnake | Squamata | North America | Leptotyphlops dulcis |
| Dhole Rat Snake | Squamata | Tropical and subtropical forests | Ptyas dhumnades |
| Diadophis Snakes | Squamata | North America | Diadophis spp. |
| Diamond Rattlesnake | Squamata | Southeastern United States | Crotalus adamanteus |
| Diamond-backed Watersnake | Squamata | Central United States | Nerodia rhombifer |
| Diamondback Rattlesnake | Squamata | Deserts and semi-arid regions of southwestern North America | Crotalus atrox |
| Diamondback Terrapin | Testudines | Coastal marshes and estuaries | Malaclemys terrapin |
| Diana's Dwarf Gecko | Squamata | Africa | Lygodactylus dianaae |
| Dickenson's Skink | Squamata | Coastal forests and scrublands | Oligosoma acrinasum |
| Dinaledi Dwarf Gecko | Squamata | Africa | Lygodactylus dinedalensis |
| Dinkum Night Skink | Squamata | Australia | Nannoscincus dinkumi |
| Dithmar's Viper | Squamata | Africa | Montatheris dithmarsensis |
| Djibouti Gecko | Squamata | Arid regions | Hemidactylus djibouttensis |
| Dobson's Skink | Squamata | Tropical forests | Scincella doboensis |
| Dodd's Dwarf Gecko | Squamata | Dry forests and savannas | Lygodactylus doddsi |
| Dodd's Spiny-tailed Lizard | Squamata | Arid regions | Uromastyx doddsi |
| Domingo's Skink | Squamata | Tropical forests | Emoia nativitatis |
| Dominica Anole | Squamata | Tropical forests | Anolis oculatus |
| Dominica Grass Snake | Squamata | Tropical forests | Liophis juliae |
| Doria's Gecko | Squamata | Tropical forests | Gehyra doria |
| Doria's Skink | Squamata | Tropical forests | Lipinia dorsicatenata |
| Dormaal's Skink | Squamata | Savanna and woodland | Trachylepis dormaalensis |
| Dorsal-spotted Gecko | Squamata | Tropical forests in Southeast Asia | Gehyra marginata |
| Doud's Dwarf Gecko | Squamata | Tropical forests | Lygodactylus doudi |
| Dragon Gecko | Squamata | Arid regions | Teratolepis fasciata |
| Dromedary Viper | Squamata | North Africa | Cerastes cerastes |
| Drooping-tailed Lizard | Squamata | Arid regions | Phrynocephalus przewalskii |
| Dumeril's Boa | Squamata | Forests and woodlands in Madagascar | Acrantophis dumerili |
| Dumeril's Ground Boa | Squamata | Madagascar | Acrantophis dumerili |
| Duméril's Monitor | Squamata | Southeast Asia | Varanus dumerilii |
| Dusky Pygmy Rattlesnake | Squamata | Pine flatwoods and scrublands in the southeastern United States | Sistrurus miliarius barbouri |
| Dussumier's Snake | Squamata | India | Ahaetulla dussumieri |
| Dwarf Banded Gecko | Squamata | Southwestern United States | Coleonyx brevis |
| Dwarf Chameleon | Squamata | Forests and woodlands in southern Africa | Bradypodion pumilum |
| Dwarf Day Gecko | Squamata | Africa | Lygodactylus spp. |
| Dwarf Fanged Snake | Squamata | Southeast Asia | Sibynophis collaris |
| Dwarf Gecko | Squamata | Tropical forests in the Caribbean | Sphaerodactylus parkeri |
| Dwarf Leaf-tailed Gecko | Squamata | Tropical forests in Madagascar | Uroplatus pietschmanni |