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© Rune Midtgaard


Biodiversity of the reptile genera of
Ryukyu Islands[Japan]
excl. introduced, extinct, unconfirmed, and unnamed species
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Lizards (Sauria)
Family Agamidae
(Agamas and Dragons)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Diploderma (Eastern Mountain Agamas) 1 0 0.0 % 1.3 %
Family Eublepharidae
(Eyelid Geckos)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Goniurosaurus (East Asian Leopard Geckos) 5 5 100.0 % 6.6 %
Family Gekkonidae
(Typical Geckos)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Gehyra (Four-clawed Geckos) 2 1 50.0 % 2.6 %
Gekko (Typical Geckos) 5 2 40.0 % 6.6 %
Hemidactylus (Half-toed Geckos) 2 1 50.0 % 2.6 %
Hemiphyllodactylus (Slender Geckos) 1 0 0.0 % 1.3 %
Lepidodactylus (Scaly-toed Geckos) 1 0 0.0 % 1.3 %
Family Lacertidae
(Typical Lizards)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Takydromus (Oriental Grass Lizards) 4 3 75.0 % 5.3 %
Family Scincidae
(Skinks)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Ateuchosaurus (East Asian Short-legged Skinks) 1 1 100.0 % 1.3 %
Emoia (Emo Skinks) 1 0 0.0 % 1.3 %
Plestiodon (Blue-tailed Skinks) 8 6 75.0 % 10.5 %
Scincella (South Asian and American Ground Skinks) 1 1 100.0 % 1.3 %
Snakes (Serpentes)
Family Colubridae
(Typical Snakes)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Calamaria (Oriental Reed Snakes) 2 1 50.0 % 2.6 %
Elaphe (Palearctic-Oriental Rat Snakes) 4 0 0.0 % 5.3 %
Euprepiophis (East Asian Rat Snakes) 1 0 0.0 % 1.3 %
Hebius (Oriental Equatorial Keelbacks) 4 3 75.0 % 5.3 %
Lycodon (Oriental Wolf Snakes) 4 2 50.0 % 5.3 %
Opisthotropis (Mountain Stream Keelbacks) 1 1 100.0 % 1.3 %
Ptyas (Giant Rat Snakes) 2 0 0.0 % 2.6 %
Rhabdophis (Asian Keelbacks) 1 0 0.0 % 1.3 %
Family Elapidae_1
(Cobras. Mambas. etc.)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Sinomicrurus (East Asian Coral Snakes) 2 1 50.0 % 2.6 %
Family Elapidae_2
(Sea Snakes)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Emydocephalus (Turtle-headed Sea Snakes) 1 0 0.0 % 1.3 %
Hydrophis (Typical Sea Snakes) 4 0 0.0 % 5.3 %
Laticauda (Sea Kraits) 3 0 0.0 % 3.9 %
Family Pareidae
(Oriental Slug Eaters)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Pareas (Typical Oriental Slug Eaters) 1 1 100.0 % 1.3 %
Family Typhlopidae
(Typical Blind Snakes)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Indotyphlops (South Asian Blind Snakes) 1 0 0.0 % 1.3 %
Family Viperidae
(Vipers)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Gloydius (Mamushis) 1 0 0.0 % 1.3 %
Ovophis (Asian Mountain Pitvipers) 1 0 0.0 % 1.3 %
Protobothrops (Habus & allies) 3 3 100.0 % 3.9 %
Family Xenodermidae
(Asian Litter Snakes)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Achalinus (East Asian Burrowing Snakes) 2 1 50.0 % 2.6 %
Turtles (Testudines)
Family Cheloniidae
(Hard-shelled Sea Turtles)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Caretta (Loggerhead Sea Turtle) 1 0 0.0 % 1.3 %
Chelonia (Green Sea Turtle) 1 0 0.0 % 1.3 %
Eretmochelys (Hawksbill Sea Turtle) 1 0 0.0 % 1.3 %
Family Geoemydidae
(Eastern Pond Turtles)
Species Endemic
species
Endemism
(species)
Species in % of all
reptile species in
Ryukyu Islands
Cuora (Asian Box Turtles) 1 1 100.0 % 1.3 %
Geoemyda (Black-breasted Leaf Turtles) 1 1 100.0 % 1.3 %
Mauremys (Stripe-necked Turtles) 1 0 0.0 % 1.3 %