Boidae — Boas
Species I've seen:
Boa — Boas
Boa constrictor
Boa Constrictor
Boa imperator
Central American Boa
Boa sigma
Mexican West Coast Boa Constrictor
Charina — Rubber Boas
Charina bottae
Northern Rubber Boa
Corallus — Tree Boas
Corallus batesii
Amazon Basin Emerald Tree Boa
Corallus hortulanus
Amazon Tree Boa
Epicrates — Rainbow Boas
Epicrates cenchria
Western Rainbow Boa
Eryx — Sand Boas
Eryx conicus
Rough-sided Sand Boa
Eunectes — Anacondas
Eunectes notaeus
Yellow Anaconda
Lichanura — Rosy Boas