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© Rune Midtgaard


Biodiversity of the reptile genera of
Guyana
excl. introduced, extinct, unconfirmed, and unnamed species
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Worm Lizards (Amphisbaenia)
Family Amphisbaenidae
(Typical Worm Lizards)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Amphisbaena (Neotropical Worm Lizards) 4 1 25.0 % 2.2 %
Crocodilians (Crocodylia)
Family Alligatoridae
(Alligators and Caimans)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Caiman (Typical Caimans) 1 0 0.0 % 0.5 %
Melanosuchus (Black Caiman) 1 0 0.0 % 0.5 %
Paleosuchus (Dwarf Caimans) 2 0 0.0 % 1.1 %
Lizards (Sauria)
Family Alopoglossidae
(Fold-tongued Spectacled Tejus)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Alopoglossus (Western Shade Lizards) 1 0 0.0 % 0.5 %
Ptychoglossus (Swamp Lizards) 1 0 0.0 % 0.5 %
Family Dactyloidae
(Anoles)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Dactyloa (Fringe-toed Anoles) 1 0 0.0 % 0.5 %
Norops (Brilliant Anoles) 5 0 0.0 % 2.7 %
Family Gekkonidae
(Typical Geckos)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Hemidactylus (Half-toed Geckos) 1 0 0.0 % 0.5 %
Family Gymnophthalmidae
(Scaly-tongued Spectacled Tejus)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Anadia (Smooth-scaled Spectacled Lizards) 1 0 0.0 % 0.5 %
Arthrosaura (Creek Lizards) 1 0 0.0 % 0.5 %
Bachia (Earless Tejus) 3 0 0.0 % 1.6 %
Cercosaura (Eastern Shade Lizards) 2 0 0.0 % 1.1 %
Echinosaura (Rough Tejus) 1 1 100.0 % 0.5 %
Gymnophthalmus (Snake-eyed Tejus) 4 0 0.0 % 2.2 %
Iphisa (Glossy Shade Lizard) 1 0 0.0 % 0.5 %
Kaieteurosaurus (Kaieteur Spectacled Lizard) 1 1 100.0 % 0.5 %
Loxopholis (Western Root Lizards) 2 0 0.0 % 1.1 %
Neusticurus (Guianan Water Tejus) 2 0 0.0 % 1.1 %
Pantepuisaurus (Mount Maringma Spectacled Lizard) 1 1 100.0 % 0.5 %
Riolama (Tepui Spectacled Lizards) 1 0 0.0 % 0.5 %
Tretioscincus (Skink Tejus) 1 0 0.0 % 0.5 %
Yanomamia (Tepui Root Lizards) 2 2 100.0 % 1.1 %
Family Iguanidae
(Greater Iguanas)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Iguana (Green Iguanas) 1 0 0.0 % 0.5 %
Family Phyllodactylidae
(Leaf-toed Geckos)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Thecadactylus (Turnip-tailed Geckos) 1 0 0.0 % 0.5 %
Family Polychrotidae
(Monkey Lizards)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Polychrus (Monkey Lizards) 1 0 0.0 % 0.5 %
Family Scincidae
(Skinks)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Copeoglossum (Neotropical Spotted Skinks) 1 0 0.0 % 0.5 %
Family Sphaerodactylidae
(Least Geckos. etc.)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Chatogekko (Pug-nosed Dwarf Gecko) 1 0 0.0 % 0.5 %
Coleodactylus (Sheath-toed Pygmy Geckos) 1 0 0.0 % 0.5 %
Gonatodes (American Padless Geckos) 5 1 20.0 % 2.7 %
Pseudogonatodes (South American Pygmy Geckos) 1 0 0.0 % 0.5 %
Sphaerodactylus (Least Geckos) 1 0 0.0 % 0.5 %
Family Teiidae
(Greater Tejus)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Ameiva (South American Ameivas) 1 0 0.0 % 0.5 %
Cnemidophorus (Southern Whiptails) 1 0 0.0 % 0.5 %
Kentropyx (Spurred Whiptails) 3 0 0.0 % 1.6 %
Tupinambis (Northern Tejus) 2 0 0.0 % 1.1 %
Family Tropiduridae
(Rough-tailed Iguanas)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Plica (Tree Runners) 3 1 33.3 % 1.6 %
Tropidurus (Eastern Keel-tailed Iguanas) 1 0 0.0 % 0.5 %
Uracentron (South American Spiny-tailed Iguanas) 1 0 0.0 % 0.5 %
Uranoscodon (Mop-headed Iguana) 1 0 0.0 % 0.5 %
Snakes (Serpentes)
Family Aniliidae
(South American Pipe Snake)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Anilius (South American Pipe Snake) 1 0 0.0 % 0.5 %
Family Anomalepididae
(Neotropical Blind Snakes)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Typhlophis (Cayenne Blind Snake) 1 0 0.0 % 0.5 %
Family Boidae
(Typical Boas)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Boa (Red-tailed Boas) 1 0 0.0 % 0.5 %
Corallus (Tree Boas) 2 0 0.0 % 1.1 %
Epicrates (Rainbow Boas) 2 0 0.0 % 1.1 %
Eunectes (Anacondas) 1 0 0.0 % 0.5 %
Family Colubridae
(Typical Snakes)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Apostolepis (Black-tailed Blackheads) 2 0 0.0 % 1.1 %
Atractus (Spindle Snakes) 6 0 0.0 % 3.3 %
Chironius (Sipos) 6 0 0.0 % 3.3 %
Clelia (Northern Snake Eaters) 1 0 0.0 % 0.5 %
Dendrophidion (Forest Racers) 1 0 0.0 % 0.5 %
Dipsas (Neotropical Snail Eaters) 7 1 14.3 % 3.8 %
Drepanoides (Amazon Egg Eater) 1 0 0.0 % 0.5 %
Drymarchon (Indigo Snakes & Cribos) 1 0 0.0 % 0.5 %
Drymobius (Central American Racers) 1 0 0.0 % 0.5 %
Drymoluber (Glossy Racers) 1 0 0.0 % 0.5 %
Elapomorphus (Brazilian Lizard Eaters) 1 0 0.0 % 0.5 %
Erythrolamprus (Neotropical Smooth Snakes) 7 0 0.0 % 3.8 %
Helicops (South American Keelbacks) 1 0 0.0 % 0.5 %
Hydrodynastes (False Water Cobras) 1 0 0.0 % 0.5 %
Hydrops (South American Mud Snakes) 1 0 0.0 % 0.5 %
Imantodes (American Blunt-headed Tree Snakes) 2 0 0.0 % 1.1 %
Leptodeira (Typical Cat-eyed Snakes) 1 0 0.0 % 0.5 %
Leptophis (Neotropical Parrot Snakes) 1 0 0.0 % 0.5 %
Lygophis (South American Striped Ground Snakes) 1 0 0.0 % 0.5 %
Mastigodryas (Neotropical Lizard Eaters) 2 0 0.0 % 1.1 %
Ninia (Coffee Snakes) 1 0 0.0 % 0.5 %
Oxybelis (Neotropical Vine Snakes) 2 0 0.0 % 1.1 %
Oxyrhopus (Calico Snakes) 3 0 0.0 % 1.6 %
Philodryas (South American Bush Racers) 3 0 0.0 % 1.6 %
Phimophis (South American Shovel-nosed Snakes) 1 0 0.0 % 0.5 %
Phrynonax (Neotropical Bird Snakes) 1 0 0.0 % 0.5 %
Pseudoboa (Neotropical Scarlet Snakes) 2 0 0.0 % 1.1 %
Pseudoeryx (Dusky Mud Snakes) 1 0 0.0 % 0.5 %
Rhinobothryum (Ringed Snakes) 1 0 0.0 % 0.5 %
Sibon (Neotropical Snail Eaters) 1 0 0.0 % 0.5 %
Siphlophis (Liana Snakes) 2 0 0.0 % 1.1 %
Spilotes (Chicken Snakes) 2 0 0.0 % 1.1 %
Taeniophallus (Lowland Dwarf Leaf-litter Snakes) 1 0 0.0 % 0.5 %
Tantilla (American Centipede Snakes) 1 0 0.0 % 0.5 %
Thamnodynastes (South American Mock Vipers) 2 0 0.0 % 1.1 %
Xenodon (Northern Mock Lanceheads & South American Hognose Snakes) 3 0 0.0 % 1.6 %
Xenopholis (South American Flat-headed Snakes) 1 0 0.0 % 0.5 %
Family Elapidae_1
(Cobras. Mambas. etc.)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Leptomicrurus (Black-backed Coral Snakes) 1 0 0.0 % 0.5 %
Micrurus (American Coral Snakes) 6 0 0.0 % 3.3 %
Family Leptotyphlopidae
(Thread Snakes)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Epictia (Neotropical Thread Snakes) 1 0 0.0 % 0.5 %
Siagonodon (Mandible-toothed Thread Snakes) 1 0 0.0 % 0.5 %
Trilepida (Three-scaled Thread Snakes) 2 0 0.0 % 1.1 %
Family Typhlopidae
(Typical Blind Snakes)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Amerotyphlops (American Blind Snakes) 3 0 0.0 % 1.6 %
Family Viperidae
(Vipers)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Bothrops (American Lanceheads) 4 0 0.0 % 2.2 %
Crotalus (Typical Rattlesnakes) 1 0 0.0 % 0.5 %
Lachesis (Bushmasters) 1 0 0.0 % 0.5 %
Turtles (Testudines)
Family Chelidae
(Austro-American Side-necked Turtles)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Chelus (Matamata) 1 0 0.0 % 0.5 %
Mesoclemmys (Hump-backed Toad-headed Turtles) 1 0 0.0 % 0.5 %
Phrynops (Lesser Toad-headed Turtles) 2 0 0.0 % 1.1 %
Platemys (Twist-necked Turtle) 1 0 0.0 % 0.5 %
Family Cheloniidae
(Hard-shelled Sea Turtles)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Caretta (Loggerhead Sea Turtle) 1 0 0.0 % 0.5 %
Chelonia (Green Sea Turtle) 1 0 0.0 % 0.5 %
Eretmochelys (Hawksbill Sea Turtle) 1 0 0.0 % 0.5 %
Lepidochelys (Ridley Sea Turtles) 1 0 0.0 % 0.5 %
Family Dermochelyidae
(Leatherback Sea Turtle)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Dermochelys (Leatherback Sea Turtle) 1 0 0.0 % 0.5 %
Family Geoemydidae
(Eastern Pond Turtles)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Rhinoclemmys (Neotropical Wood Turtles) 1 0 0.0 % 0.5 %
Family Kinosternidae
(American Mud and Musk Turtles)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Kinosternon (American Mud Turtles) 1 0 0.0 % 0.5 %
Family Podocnemididae
(Giant Side-necked Turtles)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Podocnemis (South American Side-necked River Turtles) 2 0 0.0 % 1.1 %
Family Testudinidae
(Tortoises)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Guyana
Chelonoidis (South American Tortoises) 2 0 0.0 % 1.1 %