The Boidae, commonly known as boas or boids, are a family of nonvenomous snakes primarily found in the Americas, as well as Africa, Europe, Asia, and some Pacific islands. Boas include some of the world's largest snakes, with the green anaconda of South America being the heaviest and second-longest snake known; in general, adults are medium to large in size, with females usually larger than the males. Six subfamilies comprising 15 genera and 54 species are currently recognized.
Boa is a genus of non-venomous boas found in Mexico, the Caribbean, and Central and South America. Five extant species, and one extinct, are currently recognized.
Xenopeltis, the sunbeam snakes, are the sole genus of the monotypic family Xenopeltidae, the species of which are found in Southeast Asia. Sunbeam snakes are known for their highly iridescent scales. Three species are recognized, each one with no subspecies. Studies of DNA suggest that the xenopeltids are most closely related to the Mexican burrowing python and to the true pythons (Pythonidae).
The emerald tree boa is a boa species found in the rainforests of South America. Since 2009 the species Corallus batesii has been distinguished from the emerald tree boa. Like all other boas, it is not venomous.
Eryx johnii is a species of nonvenomous snake in the subfamily Erycinae of the family Boidae. The species is endemic to Iran, Pakistan, and India. There are no subspecies which are recognized as being valid.
Sanzinia madagascariensis, also known as the Madagascar tree boa or Malagasy tree boa, is a boa species endemic to the island of Madagascar. It was once considered conspecific with the Nosy Komba ground boa. Like all other boas, it is non-venomous.
Acrantophis dumerili, commonly known as Dumeril's boa, is a species of non-venomous snake in the family Boidae. The species is endemic to Madagascar. No subspecies are currently recognized.
Acrantophis madagascariensis is a species of boid snake in the subfamily Sanziniinae that is endemic to the island of Madagascar. Its common names include the Madagascar ground boa and Malagasy ground boa.
The Boinae are a purported subfamily of boas found in Central and South America, as well as the West Indies. In the Integrated Taxonomic Information System (ITIS), Boinae is considered an invalid synonym of Boidae.
The Round Island burrowing boa is an extinct species of snake, in the monotypic genus Bolyeria, in the family Bolyeriidae. The species, which was endemic to Mauritius, was last seen on Round Island in 1975. There are no recognized subspecies.
Corallus cropanii, or Cropani's tree boa, is a species of boa, a snake in the family Boidae. The species is endemic to the state of São Paulo, Brazil. Like all boas, it is not venomous. No subspecies are currently recognized. Until 2017, no specimen of this snake had been seen alive since 1953 and only five dead specimens had been collected since then, but in late January 2017, an adult female Cropan's tree boa measuring 1.7 m was captured by locals in Ribeira who brought it to herpetologists from the Instituto Butantan and the Museum of Zoology of the University of São Paulo, who radio-tagged and released the animal to learn more about the species' behavior.
Corallus cookii, also known as Cook's tree boa or Cooke's tree boa, is a species of nonvenomous snake in the family Boidae. The species is endemic to the island of St. Vincent in the Caribbean. There are no recognized subspecies.
The Round Island boa, also known commonly as the Round Island keel-scaled boa and the Round Island ground boa, is a species of nonvenomous snake in the monotypic genus Casarea in the family Bolyeriidae. The species is endemic to Round Island, Mauritius. No subspecies are currently recognized.
Candoia bibroni australis, commonly known as the Solomon Island tree boa, is a boa subspecies endemic to the Solomon Islands. Like all other boas, it is not venomous.
Eryx colubrinus, the Egyptian or Kenyan sand boa, is a species of snake in the family Boidae. The species is endemic to Northern and Eastern Africa. Three subspecies are recognized.
Chilabothrus, commonly known as the Greater Antillean boas or West Indian boas, is a genus of nonvenomous snakes the family Boidae. The genus is endemic to the West Indies. 12 or 14 species are recognized as being valid.
Corallus annulatus, known as the ringed tree boa, annulated tree boa, and northern annulated tree boa, is a boa species found in Central and South America. Three subspecies are currently recognized, including the nominate subspecies described here. Like all boas, it is a non-venomous constrictor.
Candoia bibroni, commonly known as Bibron's bevel-nosed boa, Bibron's keel-scaled boa, the Pacific tree boa, or the Fiji boa, is a boa species endemic to Melanesia and Polynesia. Two subspecies are recognized, including the nominate subspecies described here. Like all other boas, it is not venomous.
The Sanziniinae are a subfamily of boid snakes containing four species endemic to the island of Madagascar. Common names include Madagascar boas and Malagasy boas.
Sanzinia is a genus of snakes in the family Boidae.
