| Infraorder | Family | Common name | Species | % Correct |
|---|---|---|---|---|
| Alethinophidia | Viperidae | Vipers | 341 | 85%
|
| Alethinophidia | Boidae | Boas | 61 | 77%
|
| Alethinophidia | Elapidae | Cobras, grass snakes, coral snakes ... | 389 | 77%
|
| Alethinophidia | Pythonidae | Pythons | 40 | 77%
|
| Alethinophidia | Colubridae | Typical snakes | 2055 | 69%
|
| Alethinophidia | Homalopsidae | Water snakes, mudsnakes ... | 53 | 31%
|
| Alethinophidia | Acrochordidae | Wart/file snakes | 3 | 23%
|
| Alethinophidia | Aniliidae | False coral snake | 1 | 23%
|
| Scolecophidia | Anomalepidae | Primitive blind snakes | 18 | 23%
|
| Alethinophidia | Atractaspididae | Burrowing asps ... | 72 | 23%
|
| Alethinophidia | Lamprophiidae | Various | 89 | 23%
|
| Alethinophidia | Pareidae | Snail/slug-eating snakes | 20 | 23%
|
| Alethinophidia | Uropeltidae | Shield-tailed snakes | 55 | 23%
|
| Alethinophidia | Xenopeltidae | Sunbeam snakes | 2 | 23%
|
| Alethinophidia | Bolyeriidae | Splitjaw snakes | 1 | 15%
|
| Alethinophidia | Cylindrophiidae | Asian pipe snakes | 14 | 15%
|
| Scolecophidia | Leptotyphlopidae | Slender blind snakes | 139 | 15%
|
| Alethinophidia | Loxocemidae | Mexican borrowing snake | 1 | 15%
|
| Alethinophidia | Tropidophiidae | Dwarf boas | 34 | 15%
|
| Scolecophidia | Typhlopidae | Typical blind snakes | 266 | 15%
|
| Alethinophidia | Xenodermidae | Odd-scaled snakes | 18 | 15%
|
| Alethinophidia | Xenophidiidae | Spine-jawed snakes | 2 | 15%
|
| Alethinophidia | Anomochilidae | Dwarf pipe snakes | 3 | 8%
|
| Alethinophidia | Cyclocoridae | Various | 8 | 8%
|
| Scolecophidia | Gerrhopilidae | Indo-Malayan blind snakes | 18 | 8%
|
| Alethinophidia | Prosymnidae | Shovel-snout snakes | 16 | 8%
|
| Alethinophidia | Psammophiidae | Beaked snakes, sand snakes ... | 55 | 8%
|
| Alethinophidia | Pseudaspididae | Various | 4 | 8%
|
| Scolecophidia | Xenotyphlopidae | Malagasy blind snakes | 2 | 8%
|
| Alethinophidia | Pseudoxyhrophiidae | Various | 89 | 0%
|