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Biodiversity of the reptile families of Guyana excl. introduced, extinct, unconfirmed, and unnamed species | Genera |
Endemic genera |
Endemism (genera) | Species |
Endemic species |
Endemism (species) |
Species in % of total |
| Worm Lizards (Amphisbaenia) | |||||||
| Amphisbaenidae (Typical Worm Lizards) | 1 | 0 | 0.0 % | 4 | 1 | 25.0 % | 2.19 % |
| Crocodilians (Crocodylia) | |||||||
| Alligatoridae (Alligators and Caimans) | 3 | 0 | 0.0 % | 4 | 0 | 0.0 % | 2.19 % |
| Lizards (Sauria) | |||||||
| Alopoglossidae (Fold-tongued Spectacled Tejus) | 2 | 0 | 0.0 % | 2 | 0 | 0.0 % | 1.09 % |
| Dactyloidae (Anoles) | 2 | 0 | 0.0 % | 6 | 0 | 0.0 % | 3.28 % |
| Gekkonidae (Typical Geckos) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Gymnophthalmidae (Scaly-tongued Spectacled Tejus) | 14 | 3 | 21.4 % | 23 | 5 | 21.7 % | 12.57 % |
| Iguanidae (Greater Iguanas) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Phyllodactylidae (Leaf-toed Geckos) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Polychrotidae (Monkey Lizards) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Scincidae (Skinks) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Sphaerodactylidae (Least Geckos, etc.) | 5 | 0 | 0.0 % | 9 | 1 | 11.1 % | 4.92 % |
| Teiidae (Greater Tejus) | 4 | 0 | 0.0 % | 7 | 0 | 0.0 % | 3.83 % |
| Tropiduridae (Rough-tailed Iguanas) | 4 | 0 | 0.0 % | 6 | 1 | 16.7 % | 3.28 % |
| Snakes (Serpentes) | |||||||
| Aniliidae (South American Pipe Snake) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Anomalepididae (Neotropical Blind Snakes) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Boidae (Typical Boas) | 4 | 0 | 0.0 % | 6 | 0 | 0.0 % | 3.28 % |
| Colubridae (Typical Snakes) | 37 | 0 | 0.0 % | 73 | 1 | 1.4 % | 39.89 % |
| Elapidae (Cobras, Mambas, Sea Snakes, etc.) | 2 | 0 | 0.0 % | 7 | 0 | 0.0 % | 3.83 % |
| Leptotyphlopidae (Thread Snakes) | 3 | 0 | 0.0 % | 4 | 0 | 0.0 % | 2.19 % |
| Typhlopidae (Typical Blind Snakes) | 1 | 0 | 0.0 % | 3 | 0 | 0.0 % | 1.64 % |
| Viperidae (Vipers) | 3 | 0 | 0.0 % | 6 | 0 | 0.0 % | 3.28 % |
| Turtles (Testudines) | |||||||
| Chelidae (Austro-American Side-necked Turtles) | 4 | 0 | 0.0 % | 5 | 0 | 0.0 % | 2.73 % |
| Cheloniidae (Hard-shelled Sea Turtles) | 4 | 0 | 0.0 % | 4 | 0 | 0.0 % | 2.19 % |
| Dermochelyidae (Leatherback Sea Turtle) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Geoemydidae (Eastern Pond Turtles) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Kinosternidae (American Mud and Musk Turtles) | 1 | 0 | 0.0 % | 1 | 0 | 0.0 % | 0.55 % |
| Podocnemididae (Giant Side-necked Turtles) | 1 | 0 | 0.0 % | 2 | 0 | 0.0 % | 1.09 % |
| Testudinidae (Tortoises) | 1 | 0 | 0.0 % | 2 | 0 | 0.0 % | 1.09 % |