Colubridae
500 species.
- (Brown or) Red Whip SnakeDryophiops rubescens
- (Common) Sharptail SnakeContia tenuis
- (Dekay’s) Brown SnakeStoreria dekayi
- (Forest) Marsh SnakeNatriciteres fuliginoides
- (Giant) Parrot SnakeLeptophis ahaetulla
- (Western) Black Tree SnakeThrasops occidentalis
- Abor Hills Kukri SnakeOligodon melanozonatus
- Abubaker's Hooded SnakeMacroprotodon abubakeri
- Aceh Wolf SnakeLycodon sidiki
- Addur Woodland SnakeAprosdoketophis andreonei
- Aden Kukri SnakeRhynchocalamus arabicus
- Admiralty Archipelago groundsnakeStegonotus admiraltiensis
- Adorned Graceful Brown SnakeRhadinaea decorata
- Aesculapean SnakeZamenis longissimus
- Aesculapian False Coral SnakeErythrolamprus aesculapii
- Afar racerPlatyceps afarensis
- African Brown Water SnakeAfronatrix anoscopus
- African Dwarf SnakeEirenis africanus
- African Shovel-nosed SnakeScaphiophis albopunctatus
- Albuquerque Ground SnakeAtractus albuquerquei
- Alcala's Reed SnakeCalamaria alcalai
- Alcala's Wolf SnakeLycodon alcalai
- Aleman's Snail-eaterPlesiodipsas perijanensis
- Algerian Whip SnakeHemorrhois algirus
- Almaden Ground SnakeErythrolamprus almadensis
- Alphonse's Ground SnakeAtractus alphonsehogei
- Altos de Pacora Earth SnakeGeophis bellus
- Amaral's Ground SnakeCaaeteboia amarali
- Amaral's Tropical RacerMastigodryas amarali
- Amazon Banded SnakeRhinobothryum lentiginosum
- Amazon Basin Tree SnakeImantodes lentiferus
- Amazon Coastal House Snake (pallidus)Dryophylax nattereri
- Amazon Coastal House Snake (pallidus)Thamnodynastes pallidus
- Amazon False Coral SnakeOxyrhopus rhombifer
- Amazon False Fer-de-lanceXenodon severus
- Amazon Puffing SnakeSpilotes sulphureus
- Amazon Tropical Forest SnakeErythrolamprus pygmaeus
- Amazon Water SnakeHydrops martii
- American Snail-eaterDipsas articulata
- Ampat Lawang Dwarf SnakeCalamaria leucogaster
- Amur RatsnakesElaphe schrenckii
- Andaman Bronze-backDendrelaphis andamanensis
- Andaman Cat SnakeBoiga andamanensis
- Andaman Wolf SnakeLycodon tiwarii
- Andaman wolf snakeLycodon hypsirhinoides
- Andean Ground SnakeAtractus andinus
- Andean RacerPseudalsophis elegans
- Andean Snail-eaterDipsas andiana
- Anderson's Mountain KeelbackOpisthotropis andersonii
- Anderson’s Reed SnakeCalamaria andersoni
- Andes Centipede SnakeTantilla andinista
- Andreas’ RacerDolichophis andreanus
- Andrea’s KeelbackHebius andreae
- Angel's Kukri SnakeOligodon macrurus
- Angel’s KeelbackRhabdophis angeli
- Angola Green SnakePhilothamnus angolensis
- Anguilla RacerAlsophis rijgersmaei
- Annam KeelbackHebius annamensis
- Annam Kukri SnakeOligodon annamensis
- Annobon Wood SnakePhilothamnus girardi
- Antiguan racerAlsophis antiguae
- Apiaká KeelbackHelicops apiaka
- Apreocular Reed SnakeCalamaria apraeocularis
- Apte’s slender snakeTrachischium apteii
- Apurímac Woodland RacerDrymoluber apurimacensis
- Argentine Pampas SnakePhimophis guerini
- Argus Snail SuckerSibon argus
- Arizona Mountain KingsnakeLampropeltis pyromelana
- Arnaldo's Green RacerPhilodryas arnaldoi
- Arnee snakeOligodon arnensis
- Arrow Ground SnakeErythrolamprus sagittifer
- Arrowback Tree SnakeBoiga gocool
- Aru Islands groundsnakeStegonotus aruensis
- Aruban Cat-eyed SnakeLeptodeira bakeri
- Ashkhabad Dwarf RacerEirenis medus
- Ashok’s bronzeback tree snakeDendrelaphis ashoki
- Ashy Kukri SnakeOligodon cinereus
- Asia Minor Dwarf RacerEirenis modestus
- Asian RacerHemorrhois nummifer
- Asiatic Water SnakeTrimerodytes aequifasciatus
- Assam KeelbackHerpetoreas pealii
- Assam Kukri SnakeOligodon catenatus
- Assam Mountain SnakePlagiopholis nuchalis
- Assamese Cat SnakeBoiga quincunciata
- Atahuallpa Saphenophis SnakeSaphenophis atahuallpae
- Atlantic Central American MilksnakeLampropeltis polyzona
- Atlantic Forest RacerDendrophidion atlantica
- Atlantic Forest Snail-eaterDipsas sazimai
- Australian groundsnakeStegonotus australis
- Awl-headed SnakeLytorhynchus diadema
- Ayamaru GroundsnakeStegonotus ayamaru
- Babongan Kukri SnakeOligodon pulcherrimus
- Bacan Island groundsnakeStegonotus batjanensis
- Bahamian RacerCubophis vudii
- Bahia Black Naped SnakeAmnesteophis melanauchen
- Baird's Black-headed SnakeTantilla bairdi
- Baird's Patchnose SnakeSalvadora bairdi
- Baird's Rat SnakePantherophis bairdi
- Baja California CoachwhipMasticophis fuliginosus
- Baja California Lyre SnakeTrimorphodon lyrophanes
- Baja California Night SnakeHypsiglena slevini
- Baja California Rat SnakeBogertophis rosaliae
- Baja California Striped Whip SnakeMasticophis aurigulus
- Baja California Striped Whip SnakeMasticophis barbouri
- Balkan RacerHierophis gemonensis
- Bamboo SnakePseudoxenodon bambusicola
- Banded BronzebackDendrelaphis striatus
- Banded Cat SnakeBoiga saengsomi
- Banded Cat-eyed SnakeLeptodeira annulata
- Banded Centipede SnakeTantilla supracincta
- Banded Flying SnakeChrysopelea pelias
- Banded Grass SnakeNatrix helvetica
- Banded Ground SnakeAtractus multicinctus
- Banded Hognose SnakeXenodon pulcher
- Banded KeelbackXenochrophis vittatus
- Banded Mangrove SnakeBoiga melanota
- Banded Pampas SnakePhimophis vittatus
- Banded RacerPlatyceps plinii
- Banded Sand SnakeSonora cincta
- Banded Snail SuckerTropidodipsas fasciata
- Banded Wolf SnakeLycodon fasciatus
- Banggai reed snakeCalamaria banggaiensis
- Bangweulu Water SnakeLimnophis bangweolicus
- Bar-necked KeelbackFowlea schnurrenbergeri
- Baramen Bamboo SnakePseudoxenodon baramensis
- Baran Dwarf RacerEirenis barani
- Baran’s Black-headed Dwarf SnakeMuhtarophis barani
- Barbour's Centipede SnakeTantilla albiceps
- Barbour's Tropical Ground SnakeTrimetopon barbouri
- Barbour's Water SnakeRhabdophis barbouri
- Barnes’ Cat SnakeBoiga barnesii
- Baron's Green RacerPhilodryas baroni
- Barotse Water SnakeCrotaphopeltis barotseensis
- Barred (or Banded) Kukri SnakeOligodon signatus
- Barred Forest RacerDendrophidion vinitor
- Barred Wolf SnakeLycodon striatus
- Barred keelbackTropidonophis doriae
- Barreras Fanged SnakeIaltris agyrtes
- Barron's Kukri SnakeOligodon barroni
- Basin Ground SnakeAtractus poeppigi
- Batjan Iridescent SnakeCalamorhabdium kuekenthali
- Battersby's Green SnakePhilothamnus battersbyi
- Battersby's Reed SnakeCalamaria battersbyi
- Bavi KeelbackRhabdophis callichroma
- Baz’ egg-eating snakeDasypeltis bazi
- Beaked BlackheadApostolepis vittata
- Beautiful Cat SnakeTelescopus pulcher
- Beddome's Cat SnakeBoiga beddomei
- Bella Rat SnakeArchelaphe bella
- Bengkulu Cat snakeBoiga bengkuluensis
- Bengkulu Reed SnakeCalamaria alidae
- Benito Juarez's Earth SnakeGeophis juarezi
- Bequaert's Green SnakePhilothamnus bequaerti
- Betanien Earth SnakeGeophis betaniensis
- Bibron's False Coral SnakeOxyrhopus doliatus
- Bicolored Shadow SnakeSynophis bicolor
- Bicolored Swamp SnakeLimnophis bicolor
- Big Bend Blackhead SnakeTantilla cucullata
- Big Bend Patchnose SnakeSalvadora deserticola
- Big Ground SnakeAtractus arangoi
- Big Ground SnakeAtractus major
- Big-Eyed RatsnakePtyas dhumnades
- Big-tooth SnakeLycodon flavozonatus
- Bignose Ground SnakeAtractus obtusirostris
- Bindee keelback snakeRhabdophis bindi
- Binh’s Bronzeback SnakeDendrelaphis binhi
- Bird SnakeThelotornis kirtlandii
- Bismarck (Archipelago) ground snakeStegonotus heterurus
- Bismarck keelbackTropidonophis hypomelas
- Black Banded SnakeConiophanes melanocephalus
- Black Centipede SnakeTantilla nigra
- Black False BoaPseudoboa nigra
- Black Forest RacerDrymobius melanotropis
- Black Ground SnakeAtractus elaps
- Black KingsnakeLampropeltis nigra
- Black Rat SnakeSpilotes megalolepis
- Black Rat snakePantherophis obsoletus
- Black Swamp Snake (or Swampsnake)Seminatrix pygaea
- Black Tree SnakeThrasops jacksonii
- Black headed snakeTelescopus nigriceps
- Black-Headed SnakeTantilla melanocephala
- Black-banded Cat-eyed SnakeLeptodeira nigrofasciata
- Black-banded Earth SnakeGeophis nigrocinctus
- Black-banded SnakeScolecophis atrocinctus
- Black-collared SnakeDrepanoides anomalus
- Black-headed Cat SnakeBoiga nigriceps
- Black-headed smooth snakeMeizodon plumbiceps
- Black-lined Green SnakeHapsidophrys lineata
- Black-lipped groundsnakeStegonotus melanolabiatus
- Black-striped SnakeConiophanes imperialis
- Black-tailed tree snakeDipsadoboa weileri
- Black-ventered Ground SnakeAtractus nigriventris
- Blackbelly Centipede SnakeTantilla moesta
- Blackbelly Garter SnakeThamnophis melanogaster
- Blackbelly Ground SnakeAtractus melanogaster
- Blackbelly SnakeHydraethiops melanogaster
- Blackbelly Worm-eating SnakeTrachischium fuscum
- Blackneck Garter SnakeThamnophis cyrtopsis
- Blacktail CriboDrymarchon melanurus
- Blakeway’s Mountain SnakePlagiopholis blakewayi
- Blanchard's Earth SnakeGeophis blanchardi
- Blandings Tree SnakeToxicodryas blandingii
- Blanford's Bridal Snake (Bridle Snake)Lycodon davisonii
- Bleeker's Dwarf SnakeCalamaria margaritophora
- Bleeker's Kukri SnakeOligodon propinquus
- Bleeker's Kukri SnakeOligodon waandersi
- Blood SnakeStenorrhina freminvillei
- Bloody Ground SnakeAtractus sanguineus
- Blotched Hooknose SnakeFicimia publia
- Blotched rat snakeElaphe sauromates
- Blue Flanked Leaf Litter SnakeEchinanthera cyanopleura
- Blue Nile Cat SnakeTelescopus gezirae
- Blue-eyed Bush Rat SnakeGonyosoma coeruleum
- Bluebelly Java SnakeTetralepis fruhstorferi
- Bluebelly Kukri SnakeOligodon melaneus
- Blueneck KeelbackRhabdophis rhodomelas
- Blunthead Tree SnakeImantodes cenchoa
- Bock's Ground SnakeAtractus bocki
- Bocourt's Black-headed SnakeTantilla bocourti
- Bocourt's Ground SnakeAtractus bocourti
- Bocourt's Parrot SnakeLeptophis bocourti
- Bocourt's Snail-eaterDipsas viguieri
- Boddaert's Tropical RacerMastigodryas boddaerti
- Boehme’s wolf SnakeLycodon synaptor
- Boeseman’s Reed SnakeCalamaria boesemani
- Boettger's SipoChironius flavolineatus
- Boettger’s KeelbackRhabdophis callistus
- Boie's Dwarf SnakeCalamaria virgulata
- Boie's Ground SnakeAtractus badius
- Boie's KeelbackTropidonophis spilogaster
- Boie's Kukri SnakeOligodon bitorquatus
- Boie's Many-tooth SnakeSibynophis geminatus
- Boie's Rough-sided SnakeAspidura brachyorrhos
- Bolivian BlackheadApostolepis tenuis
- Bolivian RacerPhilodryas boliviana
- BoomslangDispholidus typus
- Boomsong’s Stream SnakeIsanophis boonsongi
- Borneo Reed SnakeCalamaria borneensis
- Borneo groundsnakeStegonotus borneensis
- Borrelli's Burrowing SnakeApostolepis borellii
- Boulenger's BronzebackDendrelaphis bifrenalis
- Boulenger's Centipede SnakeTantilla alticola
- Boulenger's False Coral SnakeOxyrhopus marcapatae
- Boulenger's KeelbackFowlea asperrima
- Boulenger's Slender SnakeTachymenoides affinis
- Boulenger's Tree SnakeDipsas ventrimaculata
- Bourret’s Cat SnakeBoiga bourreti
- Bozanti Dwarf RacerEirenis aurolineatus
- Brahui RacerPlatyceps noeli
- Braided GroundsnakeErythrolamprus zweifeli
- Braided Shadow SnakeSynophis plectovertebralis
- Brazilian Bird SnakeRhachidelus brazili
- Brazilian Burrowing SnakeGomesophis brasiliensis
- Brazilian False Coral SnakeOxyrhopus trigeminus
- Brazilian KeelbackHelicops infrataeniatus
- Brazilian MussuranaMussurana quimi
- Brazilian SipoChironius laevicollis
- Brazilian Snail EaterDipsas mikanii
- Brazilian Spotted Night SnakeSiphlophis longicaudatus
- Brazilian Woodland RacerDrymoluber brazili
- Brazos Water SnakeNerodia harteri
- Bridled KeelbackHebius frenatus
- Briggs' Centipede SnakeTantilla briggsi
- Broad-striped RacerletArrhyton taeniatum
- Broadhead Ground SnakeAtractus latifrons
- Brokencollar Graceful Brown SnakeRhadinella schistosa
- Brongersma’s Reed SnakeCalamaria brongersmai
- Brown Bush SnakePhilothamnus brunneus
- Brown Dwarf Short-tailed SnakeTantillita lintoni
- Brown Fanged SnakeIaltris dorsalis
- Brown Kukri SnakeOligodon purpurascens
- Brown Rat SnakePtyas fusca
- Brown SipoChironius fuscus
- Brown Stream SnakeTrimerodytes praemaxillaris
- Brown Trapezoid SnakeSmithophis bicolor
- Brown Water SnakeNerodia taxispilota
- Brown Wolf SnakeLycodon effraenis
- Brown catsnakeBoiga irregularis
- Brown vinesnakeOxybelis aeneus
- Brown-speckled WhipsnakeAhaetulla pulverulenta
- Buff Striped KeelbackAmphiesma stolatum
- Burbrink’s KeelbackHerpetoreas burbrinki
- Burmese BronzebackDendrelaphis subocularis
- Burmese Vine SnakeAhaetulla fronticincta
- Burmese White-barred KeelbackXenochrophis bellulus
- Burmese Wolf SnakeLycodon kundui
- Burrowing Night SnakePhilodryas agassizii
- Burrowing RatsnakeEuprepiophis conspicillata
- Burrowing SnakeAdelphicos nigrilatum
- Butler's Garter SnakeThamnophis butleri
- Butler's Wolf SnakeLycodon butleri
- Buton Island Dwarf SnakeCalamaria butonensis
- Caatinga BlackheadApostolepis cearensis
- Cadle's Forest RacerDendrophidion graciliverpa
- Caesar's African Water SnakeGrayia caesar
- Calamitous Shadow SnakeSynophis calamitus
- California KingsnakeLampropeltis californiae
- California Mountain KingsnakeLampropeltis zonata
- Cambodian Kukri SnakeOligodon kampucheaensis
- Cameron Highlands KeelbackHebius sanguineus
- Camorta Island Stripe-necked SnakeGongylosoma nicobariensis
- Canopy Snail-eating SnakeSibon canopy
- Cantor's Kukri SnakeOligodon cyclurus
- Cantor’s black-headed snakeSibynophis sagittarius
- Cape Gopher SnakePituophis vertebralis
- Capistrata Centipede SnakeTantilla capistrata
- Cardamom Mountain Wolf SnakeLycodon cardamomensis
- Caribbean WatersnakeTretanorhinus variabilis
- Carr's Snail SuckerSibon carri
- Catesby's Pointed SnakeUromacer catesbyi
- Catesby's Snail-eaterDipsas catesbyi
- Cave RacerElaphe taeniura
- Cayman Brac RacerCubophis fuscicauda
- Ceboruco Centipede SnakeTantilla ceboruca
- Cedros Island Gopher SnakePituophis insulanus
- Cei's Ground SnakeErythrolamprus ceii
- Celebes Black-tailed RatsnakeGonyosoma jansenii
- Central America Lizard EaterMastigodryas alternatus
- Central American Centipede SnakeTantilla taeniata
- Central American Lyre SnakeTrimorphodon quadruplex
- Central American Tree SnakeImantodes gemmistratus
- Central SipoChironius maculoventris
- Central SipoChironius quadricarinatus
- Ceram Dwarf SnakeCalamaria ceramensis
- Cerrado BlackheadApostolepis albicollaris
- Cerrado BlackheadApostolepis flavotorquata
- Cerrado RacerPhilodryas livida
- Cerro Texiguat Earth SnakeGeophis damiani
- Ceylon KeelbackAspidura ceylonensis
- Ceylon Wolf SnakeLycodon carinatus
- Chacoan BlackheadApostolepis breviceps
- Chanard’s Reed SnakeMacrocalamus chanardi
- Chapa (Sapa) Mountain KeelbackOpisthotropis jacobi
- Chapada Diamantina SipoChironius diamantina
- Chapare Snail-eaterDipsas chaparensis
- Checkered Garter SnakeThamnophis marcianus
- Checkered KeelbackFowlea piscator
- Chiapan Stripeless SnakeConiophanes alvarezi
- Chiapas Earth SnakeGeophis cancellatus
- Chicken SnakeSpilotes pullatus
- Chifundera’s Green SnakePhilothamnus chifunderai
- Chihuahuan Blackhead SnakeTantilla wilcoxi
- Chilean Green RacerPhilodryas chamissonis
- Chilean Slender SnakeGalvarinus chilensis
- Chin Hills KeelbackHebius venningi
- Chinese Bamboo SnakePseudoxenodon karlschmidti
- Chinese Green SnakePtyas major
- Chinese Kukri SnakeOligodon chinensis
- Chinese Leopard SnakeElaphe bimaculata
- Chinese Many-tooth SnakeSibynophis chinensis
- Chinese Mountain KeelbackOpisthotropis kuatunensis
- Chinese Mountain SnakePlagiopholis styani
- Chinese RatsnakePtyas korros
- Chiwen KeelbackRhabdophis chiwen
- Chocoan blunt-headed vine snakesImantodes chocoensis
- Christine's BlackheadApostolepis christineae
- Chucantí Centipede SnakeTantilla berguidoi
- Churah Valley Kukri snakeOligodon russelius
- Cincuate Bull SnakePituophis lineaticollis
- Clarion Island Whip SnakeMasticophis anthonyi
- Clark's Forest RacerDendrophidion clarkii
- Clark's Ground SnakeAtractus clarki
- Clifton’s Lizard EaterMastigodryas cliftoni
- Cloud Forest Earth SnakeGeophis nephodrymus
- Cloud Forest Parrot SnakeLeptophis modestus
- Cloudy Snail-eating SnakeSibon nebulatus
- CoachwhipMasticophis flagellum
- CoachwhipMasticophis piceus
- Coast NightsnakeHypsiglena ochrorhynchus
- Coastal House SnakeMesotes strigatus
- Coffee Earth SnakeGeophis nasalis
- Collared CatsnakeBoiga nuchalis
- Collared Dwarf RacerEirenis collaris
- Collared Dwarf RacerPlatyceps collaris
- Collared Ground SnakeAtractus collaris
- Collared Reed SnakeCalamaria pavimentata
- Colombian BlackheadApostolepis niceforoi
- Colombian Earth SnakeGeophis nigroalbus
- Colombian Frog-eating SnakeDiaphorolepis laevis
- Colombian Longtail SnakeEnuliophis sclateri
- Colorado Desert Shovelnose SnakeSonora annulata
- Common Bronze-backDendrelaphis pictus
- Common BronzebackDendrelaphis schokari
- Common Cat SnakeBoiga trigonata
- Common Collared SnakePseudorabdion collaris
- Common Egg EaterDasypeltis scabra
- Common Garter SnakeThamnophis sirtalis
- Common Graceful Brown SnakeRhadinaea pulveriventris
- Common Grass SnakeNatrix natrix
- Common Green RacerChlorosoma viridissimum
- Common Green RacerPhilodryas aestiva
- Common Island RacerArrhyton vittatum
- Common KingsnakeLampropeltis getula
- Common Many-tooth SnakeSibynophis collaris
- Common Neckband SnakeScaphiodontophis venustissimus
- Common RingneckGongylosoma scriptum
- Common Rough-sided SnakeAspidura trachyprocta
- Common Spotted Night SnakeSiphlophis leucocephalus
- Common Wolf SnakeLycodon aulicus
- Common Wolf SnakeLycodon capucinus
- Common Wolf SnakeLycodon solivagus
- Common WormsnakeCarphophis amoenus
- Common bilineate BlackheadApostolepis dimidiata
- Common keelbackTropidonophis mairii
- Common red BlackheadApostolepis assimilis
- Conant's GartersnakeThamnophis bogerti
- Concho Water SnakeNerodia paucimaculata
- Confusing Egg EaterDasypeltis confusa
- Cope's Antilles SnakeHypsirhynchus parvifrons
- Cope's Black-striped SnakeConiophanes piceivittis
- Cope's Coffee SnakeNinia psephota
- Cope's False Coral SnakePliocercus euryzonus
- Cope's Forest RacerDendrophidion paucicarinatum
- Cope's Ground SnakeAtractus microrhynchus
- Cope's Mountain Meadow SnakeThamnophis copei
- Cope's Parrot SnakeLeptophis depressirostris
- Cope's Rough-sideAspidura copei
- Cope's Snail SuckerSibon anthracops
- Cope's Snail-eaterDipsas copei
- Cope's Tropical Ground SnakeTrimetopon pliolepis
- Cope's Tropical RacerMastigodryas pulchriceps
- Cope's Vine SnakeOxybelis brevirostris
- Copper Parrot SnakeLeptophis cupreus
- Coral Earth SnakeGeophis semidoliatus
- Costa Rica Coffee SnakeNinia celata
- Costa Rica Water SnakeHydromorphus concolor
- Costa Rican Earth SnakeGeophis brachycephalus
- Costa Rican GlasstailUrotheca pachyura
- Costa Rican SnaileaterSibon lamari
- Costal Lyre SnakeTrimorphodon biscutatus
- Crayfish SnakeLiodytes rigida
- Cross-barred SnakeDipsadoboa aulica
- Crown Ground SnakeErythrolamprus viridis
- Crowned Dwarf RacerEirenis coronella
- Crowned False BoaPseudoboa coronata
- Crowned Graceful Brown SnakeRhadinaea laureata
- Crying KeelbackHebius lacrima
- Cuban Island RacerArrhyton ainictum
- Cuban Lesser RacerCaraiba andreae
- Cuban RacerCubophis cantherigerus
- Cuc’s Mountain SnakeOpisthotropis cucae
- CulebraParaphimophis rusticus
- Cunene RacerMopanveldophis zebrinus
- Cusuco Graceful Brown SnakeRhadinella pegosalyta
- Cuyan Burrowing SnakePhalotris cuyanus
- Cyprus Whip SnakeHierophis cypriensis
- D'Entrecasteaux Archipelago groundsnakeStegonotus guentheri
- Dahlak RacerPlatyceps largeni
- Dahl’s Whip SnakePlatyceps najadum
- Dalat Dwarf SnakeCalamaria buchi
- Damara Tiger SnakeTelescopus finkeldeyi
- Daniel's KeelbackHelicops danieli
- Daniel's Tropical RacerMastigodryas danieli
- Darjeeling racerPlatyceps vittacaudatus
- Dark Green SnakeHierophis viridiflavus
- Dark Ground SnakeAtractus melas
- Dark GroundsnakeErythrolamprus melanotus
- Dark Whip SnakeAhaetulla fusca
- Dark Wolf SnakeLycodon albofuscus
- Dark-Grey Ground SnakeElapoidis fusca
- Dark-bellied Reed SnakeCalamaria curta
- Dark-bellied Worm SnakeGeophis zeledoni
- Dark-headed Dwarf RacerEirenis nigrofasciatus
- Dark-headed Dwarf RacerEirenis persicus
- Dark-headed Sabah GroundsnakeStegonotus caligocephalus
- Darwin's RacerPseudalsophis darwini
- Dary's Burrowing SnakeAdelphicos daryi
- David’s Wolf SnakeLycodon davidi
- Dayan’s Kukri SnakeRhynchocalamus dayanae
- De Lema's Ground SnakeApostolepis thalesdelemai
- De Rooij's groundsnakeStegonotus derooijae
- Degenhardt's Scorpion-eating SnakeStenorrhina degenhardtii
- Degen’s Herald SnakeCrotaphopeltis degeni
- Delacour's Mountain SnakePlagiopholis delacouri
- Deppe's Centipede SnakeTantilla deppei
- Derafshi SnakeLytorhynchus ridgewayi
- Desert KingsnakeLampropeltis splendida
- Desert NightsnakeHypsiglena chlorophaea
- Despax's Ground SnakeAtractus paucidens
- Despax's Parrot SnakeLeptophis riveti
- Deuve's Kukri SnakeOligodon deuvei
- Devil’s Head Spotted Night SnakeSiphlophis ayauma
- DhamanPtyas mucosa
- DiCaprio’s Snail-eating SnakeSibon irmelindicaprioae
- Diamondback Water SnakeNerodia rhombifer
- Dice SnakeNatrix tessellata
- Diehl’s little ground snakeStegonotus diehli
- Discovery Ground Snake.Atractus discovery
- Dixon's Ground SnakeErythrolamprus atraventer
- Dog-toothed Cat SnakeBoiga cynodon
- Dominica RacerAlsophis sibonius
- Dorbigny’s BlackheadApostolepis dorbignyi
- Doria's Green SnakePtyas doriae
- Dorr's RacerBamanophis dorri
- Dotted Brown SnakeSordellina punctata
- Dotted Dwarf RacerEirenis punctatolineatus
- Double Striped Kukri SnakeOligodon bivirgatus
- Downs' Earth SnakeGeophis immaculatus
- Drab Ground SnakeErythrolamprus festae
- Drapiez’s Cat SnakeBoiga drapiezii