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Biodiversity of the reptile genera of Isla San Esteban  [Mexico]excl. introduced, extinct, unconfirmed, and unnamed species |
Species |
Endemic species |
Endemism (species) |
Species in % of all reptile species in Isla San Esteban |
 | ||||
| Lizards (Sauria) | ||||
| Family Iguanidae (Greater Iguanas) |
Species | Endemic species |
Endemism (species) |
Species in % of all reptile species in Isla San Esteban |
| Ctenosaura (Northern Spiny-tailed Iguanas) | 1 | 0 | 0.0 % | 12.5 % |
| Sauromalus (North American Chuckwallas) | 2 | 0 | 0.0 % | 25.0 % |
| Family Teiidae (Greater Tejus) |
Species | Endemic species |
Endemism (species) |
Species in % of all reptile species in Isla San Esteban |
| Aspidoscelis (Northern Whiptails) | 1 | 1 | 100.0 % | 12.5 % |
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| Snakes (Serpentes) | ||||
| Family Colubridae (Typical Snakes) |
Species | Endemic species |
Endemism (species) |
Species in % of all reptile species in Isla San Esteban |
| Hypsiglena (North American Night Snakes) | 1 | 0 | 0.0 % | 12.5 % |
| Lampropeltis (King Snakes & Milk Snakes) | 1 | 0 | 0.0 % | 12.5 % |
| Masticophis (North American Whip Snakes & Coachwhips) | 1 | 1 | 100.0 % | 12.5 % |
| Family Viperidae (Vipers) |
Species | Endemic species |
Endemism (species) |
Species in % of all reptile species in Isla San Esteban |
| Crotalus (Typical Rattlesnakes) | 1 | 1 | 100.0 % | 12.5 % |