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Thailand Reptile Checklist


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Reptiles of Thailand

The reptiles of Thailand are contained in three orders, divided into 26 families. A total of 439 species are recorded from Thailand, more than 55 of which are endemic. Taxonomy and nomenclature follow Chan-ard, Parr and Nabhitabhata (2015), A Fieldguide to the Reptiles of Thailand, with additional species and updated taxonomy as described in recent publications. The complete checklist can be downloaded in Excel format - Thailand Reptile Checklist. This checklist additionally includes synonyms from Das (2010) Reptiles of Southeast Asia, as many differ significantly, plus Thai names where known.

  Common Name Scientific name Thai Distribution
  Big-headed Turtle Platysternon megacephalum Northwest and west.
  Leatherback Turtle Dermochelys coriacea Andaman Sea and Gulf coast.
  Red-eared Slider Trachemys scripta Widespread. Introduced.
  Green Turtle Chelonia mydas Andaman Sea and Gulf coast.
  Olive Ridley Turtle Lepidochelys olivacea Andaman Sea and Gulf coast.
  Loggerhead Turtle Caretta caretta Andaman Sea and Gulf coast.
  Hawksbill Sea Turtle Eretmochelys imbricata Andaman Sea and Gulf coast.
  Asian Softshell Turtle Amyda cartilaginea Widespread.
  Chinese Softshell Turtle Pelodiscus sinensis Widespread. Introduced.
  Narrow-headed Softshell Turtle Chitra chitra West.
  Myanmar Narrow-headed Softshell Turtle Chitra vandijki West.
  Hillstream Softshell Turtle Dogania subplana West and south.
  Frog-headed Giant Softshell Turtle Caracape cantorii Northeast, west, central and south.
  Mangrove Terrapins Batagur baska South (Ranong, Pattani and Satun).
  Painted Terrapins Batagur borneoensis Central and south.
  Asian Box Turtle Cuora amboinensis Widespread.
  Asian Leaf Turtle Cyclemya dentata South.
  Black-striped Leaf Turtle Cyclemys oldhamii Widespread.
  Dark Leaf Turtle Cyclemya enigmata Extreme south.
  Black-bridged Leaf Turtle Cyclemys atripons Southeast.
  Giant Asian Pond Turtle Heosemys grandis  West and south.
  Spiny Turtle Heosemys spinosa Peninsula.
  Yellow-headed Temple Turtle Heosemys annandalii  Central and peninsula.
  Malayan Snail-eating Turtle Malayemys macrocephala Widespread except northeast.
  Khorat Snail-eating Turtle Malayemys khoratensis Northeastern (Khorat Basin).
  Flat-shelled Turtle Notochelys platynota South.
  Black Pond Turtle Siebenrockiella crassicollis Widespread.
  Elongated Tortoise Indotestudo elongata Widespread.
  Asian Brown Tortoise Manouria amys West and south.
  Impressed Tortoise Manouria impressa Peninsula.
  Cat Gecko Aeluroscalabotes felinus South (Narathiwat, Satun and Yala).
  Web-footed Bent-toed Gecko Cyrtodactylus brevipalmatus West and south. Endemic.
  Ulber's Bent-toed Gecko Cyrtodactylus interdigitalis Northeast. Endemic.
  Peters's Bent-toed Gecko Cyrtodactylus consobrinus South (Narathiwat, Satun and Yala).
  Sai Yok Bent-toed Gecko Cyrtodactylus saiyok West (Kanchanaburi). Endemic.
  Sanook Bent-toed Gecko Cyrtodactylus sanook South (Chumphon).
  Intermediate Banded Bent-toed Gecko Cyrtodactylus intermedius Southeast.
  Jarujin's Bent-toed Gecko Cyrtodactylus jarujini Northeast (Bueng Kan and Nakhon Phanom). Endemic.
  Doi Inthanon Bent-toed Gecko Cyrtodactylus inthanon North (Chiang Mai).
  Kunya’s Bent-toed Gecko Cyrtodactylus kunyai Northeast (Loei).
  Ranong Bent-toed Gecko Cyrtodactylus ranongensis South (Ranong).
  Angular-spotted Bent-toed Gecko Cyrtodactylus angularis Central and northeast. Endemic.
  Butterfly Bent-toed Gecko Cyrtodactylus papilionoides Central and northeast.
  Lekagul's Bent-toed Gecko Cyrtodactylus lekaguli South.
  Four-lined Bent-toed Gecko Cyrtodactylus quadrivirigatus South.
  Oldham's Bent-toed Gecko Cyrtodactylus oldhami West and south.
  Phetchaburi Bent-toed Gecko Cyrtodactylus phetchaburiensis Northern Peninsula (Phetchaburi). Endemic.
  Spotted Bent-toed Gecko Cyrtodactylus peguensis West and south.
  Variegated Bent-toed Gecko Cyrtodactylus variegatus West.
  Doi Suthep Bent-toed Gecko Cyrtodactylus doisuthep North (Chiang Mai). Endemic.
  Undescribed Cyrtodactylus sp. nov. North (Nan).
  Undescribed Cyrtodactylus sp. nov. West (Kanchanaburi).
  Sumontha's Cave Gecko Cyrtodactylus sumonthai Southeast (Rayong). Endemic.
  Thirakhupt's Cave Gecko Cyrtodactylus thirakhupti South (Surat Thani). Endemic.
  Chanhome's Cave Gecko Cyrtodactylus chanhomeae Central (Saraburi). Endemic.
  Tiger Cave Gecko Cyrtodactylus tigroides West (Kanchanaburi). Endemic.
  Golden-belted Bent-toed Gecko Cyrtodactylus auribalteatus Central.
  Surin Bent-toed Gecko Cyrtodactylus surin South (Mu Ko Surin).
  Wangkulangkul’s Bent-Toed Gecko Cyrtodactylus wangkulangkulae  South (Satun).
  Bintangtinggi Bent-Toed Gecko Cyrtodactylus bintangtinggi South (Yala).
  Bintang Lowland Bent-toed Gecko Cyrtodactylus bintangrendah South (Yala).
  Dumnui's Bent-toed Gecko Cyrtodactylus dumnuii North (Chiang Mai).
  Starry Bent-toed Gecko Cyrtodactylus astrum South.
  Red-eyed Bent-toed Gecko Cyrtodactylus erythrops North (Mae Hong Son).
  Lampang Bent-toed Gecko Cyrtodactylus khelangensis North (Lampang). Endemic.
  Sam Roi Yot Bent-toed Gecko Cyrtodactylus samroiyot West (Prachuap Khiri Khan). Endemic.
  Tuberculate Bent-toed Gecko Cyrtodactylus macrotuberculatus Extreme south. Endemic.
  Phuket Bent-toed Gecko Cyrtodactylus phuketensis South (Phuket). Endemic.
  Stripe-throated Rock Gecko Cnemaspis lineogularis West (Prachuap Khiri Khan). Endemic.
  Chanthaburi Rock Gecko Cnemaspis chanthaburiensis Southeast (Chantaburi and Chonburi).
  Chan-ard's Rock Gecko Cnemaspis chanardi South (Surat Thani to Krabi and Satun). Endemic.
  Phang-nga Rock Gecko Cnemaspis phangngaensis South (Phang-nga). Endemic.
  Spot-neck Rock Gecko Cnemaspis punctatonuchalis West (Prachaup Khiri Khan). Endemic.
  Yellow-headed Rock Gecko Cnemaspis huaseesom West (Kanchanaburi). Endemic.
  Van Deventer's Rock Gecko Cnemaspis vandeventeri South (Ranong, Phang-nga and Phuket). Endemic.
  Siamese Rock Gecko Cnemaspis siamensis Peninsula (Phetchaburi to Surat Thani). Endemic.
  Tha Chana Rock Gecko Cnemaspis thachanaensis South (Surat Thani). Endemic.
  Kamolnorranath's Rock Gecko Cnemaspis kamolnorranathi South (Surat Thani). Endemic.
  Two-eyed Rock Gecko Cnemaspis biocellata South (Satun).
  Malayan Rock Gecko Cnemaspis narathiwatensis South (Narathiwat and Yala).
  Niyomwan's Rock Gecko Cnemaspis niyomwanae South (Trang and Satun). Endemic.
  McGuire’s Rock Gecko Cnemaspis mcguirei South (Yala).
  Undescribed Cnemaspis sp. nov. South (Ranong).
  Striped Rock Gecko Cnemaspis flavolineatus Extreme south.
  Kumpol's Rock Gecko Cnemaspis kumpoli South.
  Phuket Rock Gecko Cnemaspis phuketensis South (Phuket).
  Siamese Ground Gecko Dixonius siamensis Widespread.
  Sam Roi Yot Leaf-toed Gecko Dixonius kaweesaki West (Prachaup Khiri Khan). Endemic.
  Black-sided Ground Gecko Dixonius melanostictus Central.
  Orange-tailed Ground Gecko Dixonius hangseesom West (Kanchanaburi). Endemic.
  Spiny-tailed House Gecko Hemidactylus frenatus Widespread.
  Garnot's House Gecko Hemidactylus garnotii Widespread.
  Common Frilly Gecko Hemidactylus platyurus Widespread.
  Sri Lankan House Gecko Hemidactylus parvimaculatus Central (Bangkok). Introduced.
  Brooke's House Gecko Hemidactylus brookii South (Ranong).
  Malayan Frilly Gecko Hemidactylus craspedotus South.
  Western Four-clawed Gecko Gehyra lacerata West and northeast. Endemic.
  Slender-tailed Four-clawed Gecko Gehyra angusticaudata Southeast (Chonburi). Endemic.
  Common Four-clawed Gecko Gehyra mutilata Widespread.
  Fehlmann's Four-clawed Gecko Gehyra fehlmanni West and central.
  Malayan Dwarf Gecko Hemiphyllodactylus typus South.
  Undescribed Hemiphyllodactylus sp. nov. North (Nan).
  Yunnan Dwarf Gecko Hemiphyllodactylus yunnanensis North and northeast.
  Chiang Mai Dwarf Gecko Hemiphyllodactylus chiangmaiensis North (Chiang Mai).
  Common Tokay Gecko Gekko gecko Widespread.
  Spotted Tokay Gecko Gekko monarchus South.
  Nutaphand's Gecko Gekko nutaphandi West (Kanchanburi). Endemic.
  Sandstone Gecko Gekko petricolus Northeast.
  Siamese Tokay Gecko Gekko siamensis Central and northeast . Endemic.
  Smith's Tokay Gecko Gekko smithii Peninsula.
  Saraburi Gecko Gekko lauhachindai Central (Saraburi). Endemic.
  Undescribed Gekko sp. nov. Northeast and central (Loei and Phitsanulok).
  Brown's Camouflage Gecko Luperosaurus browni  
  Common Parachute Gecko Ptychozoon lionotum Widespread.
  Three-banded Parachute Gecko Ptychozoon trinotaterra Northeast.
  Kaeng Krachan Parachute Gecko Ptychozoon kaengkrachanense North (Chiang Mai) and west (Phetchaburi). Endemic.
  Kuhl's Parachute Gecko Ptychozoon kuhli South.
  Horsfield's Parachute Gecko Ptychozoon horsfieldii South (Yala).
  Sumatran Gliding Lizard Draco sumatranus West and south.
  Orange-winged Gliding Lizard Draco maculatus Widespread.
  Orange-bearded Gliding Lizard Draco fimbriatus South.
  Beautiful Gliding Lizard Draco formosus South (extreme south).
  Five-banded Gliding Lizard Draco quinquefasciatus South.
  Red-bearded Gliding Lizard Draco haematopogon South (Ko Phangan).
  Great Gliding Lizard Draco maximus South (extreme south).
  Black-bearded Gliding Lizard Draco melanopogon South.
  Barred Gliding Lizard Draco taeniopterus Widespread.
  Blanford's Gliding Lizard Draco blanfordii Widespread.
  Dusky Gliding Lizard Draco obscurus South.
  Horned Tree Lizard Acanthosaura armata South (Surat Thani southward).
  Cardamom Mountains Spiny Lizard Acanthosaura cardamomensis Northeast and southeast.
  Scale-bellied Tree Lizard Acanthosaura lepidogaster North.
  Cross-bearing Tree Lizard Acanthosaura crucigera North, west and south.
  Phuket Tree Lizard Acanthosaura phuketensis South (Ranong to Phuket).
  Abbott's Anglehead Lizard Gonocephalus abbotti South.
  Bell's Anglehead Lizard Gonocephalus bellii South.
  Great Anglehead Lizard Gonocephalus grandis South.
  Bornean Anglehead Lizard Gonocephalus bornensis South (Surat Thani and Nakhon Sri Thammarat).
  Blue-eyed Anglehead Lizard Gonocephalus liogaster Extreme South.
  Yunnan Mountain Lizard Japalura yunnanensis North (Chiang Mai).
  Green Crested Lizard Bronchocela cristatella South (likely extreme south only).
  Smaragdine Crested Lizard Bronchocela smaragdina Northeast (Nakhon Ratchasima) and southeast.
  Gunung Raya Green-crested Lizard Bronchocela rayaensis West and south (southward to Phuket and Nakhon Sri Thammarat).
  Undescribed Pseudocalotes sp. nov. West (Tak).
  Flower's Long-headed Lizard Pseudocalotes floweri Southeast (Chanthaburi).
  Khao Nan Long-headed Lizard Pseudocalotes khaonanensis South (Nakhon Sri Thammarat). Endemic.
  Boulenger's Long-headed Lizard Pseudocalotes microlepis North (Chiang Mai) and northeast.
  Kakhyen Hills Spiny Lizard Pseudocalotes kakhienensis North (Chiang Mai).
  Changeable Crested Lizard Calotes versicolor Widespread.
  Moustached Crested Lizard Calotes mystaceus Widespread.
  Forest Crested Lizard Calotes emma Widespread.
  Indochinese Water Dragon Physignathus cocincinus Northeast and southeast.
  Phu Wua Lizard Mantheyus phuwuanensis Northeast (Bueng Kan). Endemic.
  Earless Lizard Aphaniotis fuscus South (Pattani and Yala).
  Common Butterfly Lizard Leiolepis belliana Widespread except northeast.
  Boehm's Butterfly Lizard Leiolepis boehmei South (Nakhon Sri Thammarat and Songkhla).
  Eastern Butterfly Lizard Leiolepis rubritaeniata Northeast.
  Triploid Butterfly Lizard Leiolepis triploida South.
  Long-tailed Lizard Takydromus sexlineatus Widespread.
  Many-lined Sun Skink Eutropis multifasciata Widespread.
  Long-tailed Sun Skink Eutropis longicaudata Widespread.
  Keeled Sun Skink Eutropis novemcarinata South.
  Nicobar Sun Skink Eutropis rugifera Extreme south (Narathiwat and Yala).
  Variable Sun Skink Eutropis macularia Widespread except southern Peninsula.
  Blue-tailed Skink Plestiodon quadrilineatus North (Chiang Mai) and Central (Saraburi).
  Common Striped Skink Lipinia vittigera Widespread except southern Peninsula.
  Selangor Striped Skink Lipinia surda Extreme south (Yala).
  Four-striped Lipinia Lipinia quadrivittata Extreme south.
  Olivaceous Tree Skink Dasia olivacea Southern half of Thailand.
  Chinese Stream Skink Tropidophorus sinicus North (Nan).
  Spiny Stream Skink Tropidophorus hangnam Northeast. Endemic.
  Berdmore's Stream Skink Tropidophorus berdmorei Northwest.
  Indochinese Stream Skink Tropidophorus cocincinensis Northeast.
  Laotian Stream Skink Tropidophorus laotus Northeast. Endemic.
  Robinson's Stream Skink Tropidophorus robinsoni South (Chumphon).
  Thai Stream Skink Tropidophorus thai North (Mae Hong Son and Chiang Mai). Endemic.
  Cambodian Stream Skink Tropidophorus microlepis Southeast (Chanthaburi and Sa Kaew).
  Matsui's Stream Skink Tropidophorus matsuii Northeast (Roi Et). Endemic.
  Broad-scaled Stream Skink Tropidophorus latiscutatus Northeast (Nong Kai and Nakhon Phanom). Endemic.
  Doria's Leaf-litter Skink Scincella doriae North (Chiang Mai) and northeast (Loei).
  Black-spotted Leaf-litter Skink Scincella melanosticta Widespread.
  Red-tailed Leaf-litter Skink Scincella rufocaudatus  Southeast (Chanthaburi).
  Reeve's Leaf-litter Skink Scincella reevesii Widespread.
  Undescribed Scincella sp nov. Northeast (Bueng Khan).
  Western Leaf-litter Skink Scincella punctatolineata West (Kanchanaburi).
  Mimic Forest Skink Sphenomorphus mimicus Northeast and central. Endemic.
  Grandison's Forest Skink Sphenomorphus grandisonae North (Uttaradit). Endemic.
  Common Forest Skink Sphenomorphus maculatus Widespread except south.
  Pale Forest Skink Sphenomorphus tersus Peninsula.
  Butler's Forest Skink Sphenomorphus butleri South (Nakhon Sri Thammarat).
  Helen's Forest Skink Sphenomorphus helenae Central (Nonthaburi). Endemic.
  Taylor's Forest Skink Sphenomorphus lineopunctulatus Northeast (Ubon Ratchathani). Endemic.
  Indian Forest Skink Sphenomorphus indicus Widespread.
  Unknown Sphenomorphus sp. West (Kanchanaburi).
  Larut Forest Skink Sphenomorphus praesignis South (Nakhon Sri Thammarat).
  Starry Forest Skink Sphenomorphus stellatus Northeast (Khon Kaen) and southeast (Chanthaburi).
  Selangor Forest Skink Sphenomorphus scotophilus South (Nakhon Sri Thammarat).
  Bowring's Slender Skink Lygosoma bowringii Widespread.
  Herbert's Slender Skink Lygosoma herberti South (Ranong to Nakhon Sri Thammarat).
  Even-toed Supple Skink Lygosoma isodactylum Central.
  Korat Supple Skink Lygosoma koratense Central and northeast. Endemic.
  Annamese Supple Skink Lygosoma corpulentum Southeast.
  Pygmy Supple Skink Lygosoma frontoparietale Central (Saraburi).
  Burmese Supple Skink Lygosoma anguinum North and west.
  Banded Supple Skink Lygosoma haroldyoungi North and northeast.
  Common Supple Snake Lygosoma quadrupes Widespread.
  Angel's Supple Skink Lygosoma angeli Southeast (Chanthaburi).
  Boehme's Larut Skink Leptoseps osellai North (Chiang Mai) and Central (Petchabun). Endemic.
  Khao Nan Limbless Skink Larutia nubisilvicola  South (Nakhon Sri Thammarat).
  Striped Legless Skink Isopachys anguinoides Upper Peninsula. Endemic.
  Roule's Limbless Skink Isopachys roulei Southeast (Chonburi). Endemic.
  Western Legless Skink Isopachys borealis West and northeast.
  Gyldenstolpe's Legless Skink Isopachys gyldenstolpei West.
  Miriam's Legless Skink Brachymeles miriamae Northeast.
  Two-legged Skink Jarujinia bipedalis  West (Ratchaburi).
  Alfred's Snake Skink Dibamus alfredi South (Pattani and Yala). Endemic.
  Khao Soi Dao Snake Skink Dibamus somsaki Southeast (Chanthaburi). Endemic.
  Indian Glass Lizard Ophisaurus gracilis North and northeast.
  Red-necked Monitor Varanus rudicollis West and south.
  Harlequin Monitor Varanus dumerilii West and south.
  Water Monintor Varanus salvator Widespread.
  South-east Asian Monitor Varanus nebulosus Widespread.
  Striped Blind Snake Ramphotyphlops lineatus Extreme south.
  White-headed Blind Snake Indotyphlops albiceps Widespread.
  Common Blind Snake Indotyphlops braminus Widespread.
  Ozaki's Blind Snake Indotyphlops ozakiae Northeast (Nakhon Ratchasima).
  Flower's Blind Snake Gerrhopilus floweri Central (Bangkok and Pathum Thani). Endemic.
  Khorat Blind Snake Indotyphlops khoratensis Northeast (Khorat Plateau).
  Slender Blind Snake Indotyphlops porrectus North (Chiang Mai).
  Trang Blind Snake Argyrophis trangensis South (Trang). Endemic.
  Diard's Blind Snake Argyrophis diardii North, west, northeast and central.
  Mueller's Blind Snake Argyrophis muelleri Northeast, southeast and south.
  Siamese Blind Snake Argyrophis siamensis Southeast (Chanthaburi).
  Roxane's Blind Snake Typhlops roxaneae Central (Bangkok). Endemic.
  Red-tailed Pipe Snake Cylindrophis ruffus Widespread.
  Sunbeam Snake Xenopeltis unicolor Widespread.
  Reticulated Python Malayopython reticulatus Widespread.
  Burmese Python Python molurus Widespread except southern Peninsula.
  Blood Python Python brongersmai Peninsula.
  Javan File Snake Acrochordus javanicus Central, southeast and south.
  Banded File Snake Acrochordus granulatus Peninsula and southeast.
  Blunt-headed Tree Snake Aplopeltura boa South (Chumphon southward).
  Smooth Slug-eating Snake Asthenodipsas laevis South (Nakhon Sri Thammarat and Narathiwat).
  Malaccan Slug-eating Snake Asthenodipsas malaccanus Extreme south.
  Keeled Slug-eating Snake Pareas carinatus Widespread.
  White-spotted Slug-eating Snake Pareas margaritophorus Widespread.
  Black-spotted Slug-eating Snake Pareas macularius North (Chiang Mai) and northeast (Loei).
  Hampton's Slug-eating Snake Pareas hamptoni Southeast (Chanthaburi) and south (Narathiwat).
  Rough-bodied Dragon Snake Xenodermus javanicus Extreme south (Yala).
  Laos Odd-scaled Snake Parafimbrios lao North (Nan).
  Yellow-striped Racer Coelognathus flavolineatus Northeast (Nakhon Ratchasima) and extreme south.
  Copperhead Racer Coelognathus radiatus Widespread.
  Red Mountain Racer Oreocryptophis porphyraceus North and northeast.
  Yellow Black-tailed Racer Orthriophis taeniurus Widespread except central.
  Red-tailed Racer Gongylosoma oxycephalum Widespread.
  Green Mountain Racer Gonyosoma prasinus North, northeast and south.
  Indochinese Rat Snake Ptyas korros Widespread.
  Common Rat Snake Ptyas mucosa Widespread.
  Keeled Rat Snake Ptyas carinata Widespread.
  White-bellied Rat Snake Ptyas fusca South.
  Malayan Brown Snake Xenelaphis hexagonotus South.
  Common Ringneck Gongylosoma scriptum Widespread except southeast.
  Striped Ringneck Gongylosoma baliodeirum Southeast (Chanthaburi) and extreme south.
  Long-tailed Ringneck Gongylosoma longicaudata Extreme south (Narathiwat).
  Three-coloured Ringneck Liopeltis tricolor Peninsula.
  Ashy Kukri Snake Oligodon cinereus North and northeast.
  Inornate Kukri Snake Oligodon inornatus West, northeast and southeast.
  Joynson's Kukri Snake Oligodon joynsoni Central and northeast. Endemic.
  Purple Kukri Snake Oligodon purpurascens South.
  Blyth's Kukri Snake Oligodon catenatus Northeast.
  Jintakune's Kukri Snake Oligodon jintakunei South (Krabi). Endemic.
  Banded Kukri Snake Oligodon fasciolatus North, northeast and southeast.
  Striped Kukri Snake Oligodon taeniatus Central and northeast.
  False Striped Kukri Snake Oligodon pseudotaeniatus Northeast.
  Cambodian Kukri Snake Oligodon mouhoti Central and southeast.
  Barron's Kukri Snake Oligodon barroni Central and southeast.
  Gray's Kukri Snake Oligodon dorsalis No information.
  Theobald's Kukri Snake Oligodon theobaldi West (Tak).
  Variable Reed Snake Calamaria lumbricoidea Extreme south.
  Collared Reed Snake Calamaria pavimentata North and southeast.
  Red-headed Reed Snake Calamaria schlegeli Extreme south (Pattani).
  Long-headed Reed Snake Pseudorabdion longiceps Extreme south (Narathiwat and Yala).
  Malayan Mountain Reed Snake Macrocalamus lateralis South (Nakhon Sri Thammarat and Narathiwat).
  Striped Bronzeback Dendrelaphis caudolineatus South.
  Mountain Bronzeback Dendrelaphis subocularis North, west and northeast.
  Elegent Bronzeback Dendrelaphis kopsteini South.
  Wall's Bronzeback Dendrelaphis cyanochloris Peninsula.
  Undescribed Dendrelaphis sp. nov. West (Kanchanaburi).
  Common Bronzeback Dendrelaphis pictus Widespread.
  Vietnamese Bronzeback Dendrelaphis ngansonensis Southeast (Chanthaburi).
  Banded Bronzeback Dendrelaphis striatus South.
  Sawtooth-necked Bronzeback Dendrelaphis nigroserratus West (Tak to Phetchaburi).
  Paradise Tree Snake Chrysopelea paradisi South.
  Golden Tree Snake Chrysopelea ornata Widespread.
  Twin-barred Tree Snake Chrysopelea pelias South (Nakhon Sri Thammarat and Songkhla).
  Common Wolf Snake Lycodon capucinus Widespread.
  Malayan Banded Wolf Snake Lycodon subcinctus Widespread.
  Yellow-barred Wolf Snake Lycodon laoensis Widespread.
  Butler's Wolf Snake Lycodon butleri South.
  Brown Wolf Snake Lycodon effraenis Extreme south (Yala and Narathiwat).
  Indian Banded Wolf Snake Lycodon fasciatus Widespread except Peninsula.
  Cardamom Wolf Snake Lycodon cardamomensis Southeast (Chanthaburi).
  Snake-eater Wolf Snake Lycodon ophiophagus South (Phang-nga, Ranong, and Chumphon).
  Hill Wolf Snake Lycodon septentrionalis North (Chiang Mai and Nan).
  Slender Wolf Snake Lepturophis albofuscus South.
  Borneo Red Snake Stegonotus borneensis South (Nakhon Sri Thammarat).
  Common Bridle Snake Dryocalamus davisonii Widespread.
  Malayan Bridle Snake Dryocalamus subannulatus South.
  Burmese Mountain Snake Plagiopholis nuchalis North, west and northeast.
  Blakeway's Mountain Snake Plagiopholis blakewayi North (Chiang Mai).
  Malayan Blackhead Sibynophis melanocephalus Extreme south (Pattani and Narathiwat).
  Triangle Blackhead Sibynophis triangularis Southeast. Endemic.
  Collared Blackhead Sibynophis collaris Widespread except Peninsula.
  White-spotted Cat Snake Boiga drapiezii South.
  Many-spotted Cat Snake Boiga multomaculata Widespread.
  Green Cat Snake Boiga cyanea Widespread.
  Banded Green Cat Snake Boiga saengsomi South (Krabi). Endemic.
  Mangrove Cat Snake Boiga denrophila South.
  Red Cat Snake Boiga nigriceps Extreme south (Pattani and Narathiwat).
  Jasper Cat Snake Boiga jaspidea South.
  Grey Cat Snake Boiga siamensis Widespread except southern Peninsula.
  Dog-toothed Cat Snake Boiga cynodon South.
  Bengkulu Cat Snake Boiga bengkuluensis South.
  Common Mock Viper Psammodynastes pulverulentus Widespread.
  Indochinese Sand Snake Psammophis indochinensis North and central.
  Oriental Whip Snake Ahaetulla prasina Widespread.
  Malayan Green Whip Snake Ahaetulla mycterizans South.
  Lon-nosed Whip Snake Ahaetulla nasuta Central and southeast.
  Speckle-headed Whip Snake Ahaetulla fasciolata South.
  Brown Whip Snake Dryophiops rubescens South.
  Chinese Keelback Sinonatrix percarinata North and northeast.
  Yunnan Keelback Sinonatrix yunnanensis North.
  Common Keelback Xenochrophis flavipunctatus Widespread.
  Triangle Keelback Xenochrophis trianguligerus West and south.
  Chequered Keelback Xenochrophis piscator North.
  Burmese Keelback Xenochrophis punctulatus North (Mae Hong Son).
  Spencer's Mountain Keelback Opisthotropis spenceri North (Phrae). Endemic.
  Yellow-spotted Mountain Keelback Opisthotropis maculosus Northeast (Bueng Kan). Endemic.
  Angel's Mountain Keelback Paratapinophis praemaxillaris North (Chiang Mai and Nan).
  Boonsong's Mountain Keelback Parahelicops boonsongi Northeast (Loei). Endemic
  Red-necked Keelback Rhabdophis subminiatus Widespread.
  Green Keelback Rhabdophis nigrocinctus Widespread.
  Speckle-bellied Keelback Rhabdophis chrysargos Widespread.
  Undescribed Hebius sp. nov. West (Kanchanaburi).
  Boulenger's Keelback Hebius boulengeri Northeast (Nakhon Ratchasima)
  Northern Keelback Hebius deschauenseei North (Chiang Mai) and west (Uthai Thani).
  Groundwater's Keelback Hebius groundwateri Peninsula (Chumphon). Endemic.
  Malayan Mountain Keelback Hebius inas South (Nakhon Sri Thammarat).
  Khasi Keelback Hebius khasiense North and northeast.
  Striped Keelback Hebius bitaeniatum North (Chiang Mai and Nan).
  White-striped Keelback Amphiesma stolatum Widespread except south.
  White-lipped Keelback Hebius leucomystax Northeast (Nakhon Phanom).
  Large-eyed Bamboo Snake Pseudoxenodon macrops North, northeast, west and south.
  Blue-necked Keelback Macropisthodon rhodomelas South.
  Red-headed Keelback Macropisthodon flaviceps South.
  Bocourt's Water Snake Subsessor bocourti Central, southeast and south.
  Boie's Mud Snake Hypsiscopus plumbea Widespread.
  Rainbow Water Snake Enhydris enhydris Widespread except north.
  Mekong Mud Snake Enhydris subtaeniata Central, southeast and northeast.
  Bangkok Mud Snake Enhydris jagorii Central and southeast.
  Chan-ard's Water Snake Enhydris chanardi Central. Endemic.
  Puff-faced Water Snake Homalopsis buccata Widespread except north.
  Deuve's Water Snake Homalopsis negroventralis Northeast (Nakhon Phanom and Sakhon Nakhon).
  Jack's Water Snake Homalopsis mereljcoxi Widespread (Uttaradit to Songkhla).
  Asian Bockadam Cerberus rynchops Central, southeast and south.
  South-east Asian Bockadam Cerberus schneiderii West (Phetchaburi).
  Gerard's Water Snake Gerada prevostiana Central.
  Crab-eating Water Snake Fordonia leucobadia South (Phuket to Satun).
  Cantor's Mangrove Snake Cantoria violacea South (Phuket).
  Keel-bellied Esturine Snake Bitia hydroides Central (Bangkok).
  Tentacled Snake Erpeton tentaculatus Central, southeast and south.
  Red-headed Krait Bungarus flaviceps Peninsula.
  Blue Krait Bungarus candidus Widespread.
  Banded Krait Bungarus fasciatus Widespread.
  Many-banded Krait Bungarus multicinctus North.
  Monocled Cobra Naja kaouthai Widespread.
  Indochinese Spitting Cobra Naja siamensis Central, southeast and northeast.
  Sumatran Spitting Cobra Naja sumatrana South.
  King Cobra Ophiophagus hannah Widespread.
  Spotted Coral Snake Calliophis gracilis South (Pattani).
  Blue Long-glanded Coral Snake Calliophis bivirgata Extreme south.
  Brown Long-glanded Coral Snake Calliophis intestinalis South.
  Small-spotted Coral Snake Calliophis maculiceps Widespread
  MacClelland's Coral Snake Sinomicrurus macclellandi Widespreaad except peninsula.
  Yellow-lipped Sea Krait Laticauda colubrina South (Phuket).
  Black-banded Sea Krait Laticauda laticaudata South (east coast).
  Spot-banded Sea Krait Acalyptophis eydouxii Central (Gulf coast).
  Hardwicke's Sea Snake Lapemis curtus Central, southeast and south.
  Annandale's Sea Snake Kolpophis annandalei South (east coast).
  Black-banded Sea Snake Disteira nigrocincta South (Phuket to Krabi).
  Stokes's Sea Snake Hydrophis stokesii Central and south.
  Beaked Sea Snake Enhydrina schistoma Central and south.
  Jerdon's Snake Kerilia jerdoni South.
  Anomalous Sea Snake Thalassophis anomalus Southeast.
  Peron's Sea Snake Acalyptophis peronii Southeast and south (east coast).
  Yellow-bellied Sea Snake Pelamis platura Central, southeast and south.
  Viperine Sea Snake Hydrophis viperinus Central and south.
  Gunther's Sea Snake Hydrophis cantoris South (west coast).
  Graceful Sea Snake Hydrophis gracilis South.
  Kloss's Sea Snake Hydrophis klossi South.
  Black Sea Snake Hydrophis melanosoma Southeast and south.
  Daudin's Sea Snake Hydrophis obscurus South (west coast).
  Brook's Sea Snake Hydrophis brookii South.
  Striped Sea Snake Hydrophis fasciatus South.
  Black-banded Sea Snake Hydrophis nigrocinctus South.
  Faint-banded Sea Snake Hydrophis belcheri South.
  Hardwicke's Spine-bellied Sea Snake Hydrophis hardwickii South.
  Black-headed Sea Snake Hydrophis atriceps Southeast ans south (east coast).
  Persian Gulf Sea Snake Hydrophis lapemoides South.
  Biturberculated Sea Snake Hydrophis bituberculatus South (west coast).
  Inornate Sea Snake Hydrophis inornatus Central and south.
  Yellow Sea Snake Hydrophis spiralis Central and south.
  Reef Sea Snake Hydrophis ornatus Central and south.
  Lambert's Sea Snake Hydrophis lamberti Central and south.
  Dark Blue-banded Sea Snake Polydontognathus caerulescens Central and south.
  Blue-banded Sea Snake Leioselasma cyanocinctus Southeast and south.
  Siamese Viper Daboia siamensis Central.
  Malayan Pit Viper Calloselasma rhodostoma Widespread.
  Chinese Mountain Pit Viper Ovophis monticola Widespread except Peninsula.
  Indo-Malayan Mountain Pit Viper Ovophis convictus South.
  White-lipped Pit Viper Trimeresurus albolabris Widespread.
  Mangrove Pit Viper Trimeresurus purpureomaculatus South.
  Large-eyed Pit Viper Trimeresurus macrops Northeast and southeast.
  Kanburi Pit Viper Trimeresurus kanburiensis West (Kanchanaburi). Endemic.
  Brown-spotted Pit Viper Trimeresurus venustus South (Surat Thani and Nakhon Sri Thammarat).
  Phuket Pit Viper Trimeresurus phuketensis South (Phuket).
  Gumprecht's Green Pit Viper Trimeresurus gumprechti Northeast.
  Vogel's Pit Viper Trimeresurus vogeli Northeast and southeast.
  Sumatran Pit Viper Trimeresurus sumatranus Extreme south (Pattani and Narathiwat).
  Hagen's Green Pit Viper Trimeresurus hageni South.
  Pope's Pit Viper Trimeresurus popeiorum North and west.
  Banded Pit Viper Trimeresurus fucatus South.
  Clouded Pit Viper Trimeresurus nebularis Extreme south (Narathiwat).
  Wirot's Palm Pit Viper Trimeresurus wiroti South (Phattalung and Narathiwat).
  Cardamom Green Pit Viper Trimeresurus cardamomensis Southeast.
  Wagler's Pit Viper Tropidolaemus wagleri South.
  Saltwater Crocodile Crocodylus porosus South.
  Siamese Crocodile Crocodylus siamensis West and southeast.
  Sunda Gharial Tomistoma schlegelii Extreme south. Probably extinct.