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= endemic EX = extinct or assumed extinct

Genus
Anilius (South American Pipe Snake) |
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Genus
Boa (Red-tailed Boas) |
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Atractus fuliginosus
Sooty Spindle Snake | 
Jowers, Schargel, Munoz-Merida, Sanchez-Ramirez, Weber, Faria, Harris & Murphy 2021
Murphy, Braswell, Weems, Auguste, Rivas, Rutherford, Schargel & Jowers 2021
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Genus
Clelia (Northern Snake Eaters) |
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Genus
Dipsas (Neotropical Snail Eaters) |
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Genus
Helicops (South American Keelbacks) |
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Genus
Hydrops (South American Mud Snakes) |
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Genus
Imantodes (American Blunt-headed Tree Snakes) |
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Genus
Ninia (Coffee Snakes) |
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Genus
Oxybelis (Neotropical Vine Snakes) |
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Genus
Sibon (Neotropical Snail Eaters) |
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Genus
Tantilla (American Centipede Snakes) |
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Family
Elapidae [part 1: terrestrial species] (Cobras, Mambas, etc.) |  |  |
Genus
Epictia (Neotropical Thread Snakes) |
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