Dipsadidae Rear-fanged Snakes
Species I've seen:
Atractus Earth Snakes
Atractus major
Big Ground Snake
Carphophis North American Wormsnakes
Carphophis amoenus
Common Wormsnake
Carphophis vermis
Western Wormsnake
Contia Sharp-tailed Snakes
Contia tenuis
Sharp-tailed Snake
Diadophis Ring-necked Snakes
Diadophis punctatus
Ring-necked Snake
Dipsas Snail-eating Snakes
Dipsas catesbyi
Ornate Snail-eating Snake
Dipsas indica
Big-headed Snail-eating Snake
Drepanoides Amazon Egg-eating Snakes
Drepanoides anomalus
Amazon Egg-eating Snake
Farancia Mudsnakes and Rainbow Snakes
Farancia abacura
Red-bellied Mudsnake
Helicops Neotropical Water Snakes
Helicops angulatus
Banded South American Water Snake
Heterodon North American Hog-nosed Snakes
Heterodon kennerlyi
Mexican Hog-nosed Snake
Hypsiglena North American Nightsnakes
Hypsiglena chlorophaea
Desert Nightsnake
Hypsiglena jani
Chihuahuan Nightsnake
Hypsiglena ochrorhyncha
Coast Nightsnake
Imantodes Central American Tree Snakes
Imantodes cenchoa
Common Blunt-headed Tree Snake
Imantodes lentiferus
Amazon Blunt-headed Tree Snake
Leptodeira Cat-eyed Snakes
Oxyrhopus Calico Snakes
Oxyrhopus formosus
Yellow-headed Calico Snake
Oxyrhopus petolarius
Banded Calico Snake
Oxyrhopus vanidicus
Mimic False Coral Snake
Philodryas Green Racers
Philodryas argentea
Green-striped Vine Snake
Pseudoboa Scarlet Snakes
Pseudoboa coronata
Crowned False Boa
Sibon Snail-eating Snakes
Sibon nebulatus
Cloudy Snail-eating Snake
Siphlophis Liana Snakes
Taeniophallus Leaf-litter Snakes
Taeniophallus brevirostris
Short-nosed Leaf-litter Snake
Xenopholis Flat-headed Snakes
Xenopholis scalaris
Wucherer’s Ground Snake