Southern American bushmasters (Lachesis muta) are venomous pit vipers found in South America. They are the third longest venomous snakes in the world. They are similar in appearance to rattlesnakes and vibrate their tail vigorously when alarmed, but...
The yellow anaconda (Eunectes notaeus ), also known as the Paraguayan anaconda, is a boa species endemic to southern South America. It is one of the largest snakes in the world but smaller than its close relative, the green anaconda. Like all boas...
Bothrops atrox — also known as the common lancehead, fer-de-lance, barba amarilla and mapepire balsain — is a highly venomous pit viper species found in the tropical lowlands of northern South America east of the Andes. No subspecies are currently...
Crotalus durissus is a highly venomous pit viper species found in South America. It is the most widely distributed member of its genus. Currently, seven subspecies are recognized.
Hydrodynastes gigas is a New World species of large, rear-fanged, dipsadidae snake endemic to South America. It is commonly and alternatively known as the false water cobra and the Brazilian smooth snake. The false water cobra is so named because...
Spilotes pullatus, commonly known as the caninana, tiger rat snake, chicken snake, yellow rat snake, or serpiente tigre, is a species of large nonvenomous colubrid snake endemic to warmer parts of the Americas.
Corallus hortulana is a non-venomous boa species found in South America. No subspecies are currently recognized.
The Parrot snake (Leptophis ahaetulla) is a medium-sized slender snake, a member of the family Colubridae. It is found only in Central America and northern South America.
Oxybelis aeneus, commonly known as the Mexican vine snake or brown vine snake, is a species of colubrid snake, which is endemic to the Americas.
The yellow tail cribo ' (Drymarchon corais ) is a species of snake of the family Colubridae. This large colubrid snake is nonvenomous.
Bothrops jararacussu, commonly known in English as the jararacussu, is a highly venomous pit viper species endemic to South America. It is one of the most dreaded snakes in South America and can grow up to 2.2 metres (7.2 ft).
Pseustes sulphureus, commonly known as the yellow-bellied puffing snake, is a venomous species of snake in the family Colubridae. The species is endemic to South America.
Bothrops bilineatus, also known as the two-striped forest-pitviper, parrotsnake, Amazonian palm viper, or green jararaca, is a highly venomous species of pit viper found in the Amazon region of South America. Two subspecies are currently recognized,...
Micrurus lemniscatus, commonly known as the South American coral snake, is a species of venomous snake in the family Elapidae. The species is endemic to South America.
The aquatic coral snake (Micrurus surinamensis ) is a semiaquatic species of coral snake in the family Elapidae found in northern South America.
Xenodon merremii, also known commonly as Wagler's snake, is a species of snake in the subfamily Dipsadinae of the family Colubridae. The species is endemic to South America and is widespread in the eastern half of the continent.
Boa constrictor, also called the red-tailed boa or the common boa, is a species of large, non-venomous, heavy-bodied snake that is frequently kept and bred in captivity. The boa constrictor is a member of the family Boidae, found in tropical South...
Corallus batesii, also known commonly as the Amazon Basin emerald tree boa, is a species of snake in the subfamily Boinae of the family Boidae. The species is native to the tropical rainforests of South America. This species was revalidated from...
Bothrops brazili (Brazil's lancehead) is a venomous pitviper species endemic to South America. There are no subspecies that are recognized as being valid.
Bothrops neuwiedi is a highly venomous pit viper species endemic to South America. This relatively small snake has a wide range and is a major source of snakebite in Argentina. It was named after German naturalist Prince Maximilian of Wied-Neuwied...
Rhinobothryum lentiginosum, commonly known as the Amazon banded snake, is a species of snake in the family Colubridae. The species is endemic to South America.
Mastigodryas boddaerti, commonly known as Boddaert's tropical racer, is a species of snake in the family Colubridae. The species is native to tropical South America including Trinidad and Tobago.
Tantilla melanocephala, commonly known as the black-headed snake, is a species of small colubrid snake endemic to Central America and South America.
Bothrops taeniatus, the speckled forest-pitviper, is a species of pit viper found in the equatorial forests of South America endemic to Colombia, Ecuador, Peru, And Brazil. The specific name, taenia, is derived from the Greek word, tainia, meaning...
Micrurus annellatus, commonly known as Annellated coral snake, is a species of venomous elapid snake native to southeastern Ecuador, eastern Peru, Bolivia, and western Brazil. There are three recognized subspecies, including the nominate subspecies...
Chironius scurrulus, commonly known as the smooth machete savane, is a large slender colubrid snake. It is also known as Wagler's sipo.
Xenodon pulcher (common names: tricolor hognose snake or banded hognose snake) is a species of fossorial snake in the family Colubridae. It is found in southern South America.
Chironius exoletus is a species of snake of the family Colubridae. It is commonly known as Linnaeus' Sipo.
Bothrocophias andianus is a venomous pit viper species endemic to the Andes in South America. No subspecies are currently recognized.
Bothrocophias hyoprora, or the Amazonian toad-headed pitviper, is a species of venomous snake in the family Viperidae. It is endemic to north-western South America.
The brown sipo (Chironius fuscus ) is a species of snake of the family Colubridae.
Bothrops oligolepis is a venomous pitviper species found in Peru and Bolivia. The specific name is derived from the Greek words oligo and lepis, meaning "few scales"; probably an allusion to the lower numbers of dorsal and ventral scales that it has...
Bothrops bilineatus smaragdinus is a venomous pitviper subspecies found in the northern and western Amazon region of South America.
Amerotyphlops brongersmianus, known commonly as Brongersma's worm snake or the South American striped blindsnake, is a species of harmless blind snake in the family Typhlopidae. The species is native to South America and Trinidad and Tobago in the...
Bothrops jonathani, known commonly as Jonathan's lancehead or the Cochabamba lancehead, is a species of venomous snake, a pit viper in the family Viperidae. The species is endemic to South America.
The Argentinian coral snake (Micrurus pyrrhocryptus ) is a species of coral snake in the family Elapidae.It is found in South America, particularly the Dry Chaco.
Bothrops sanctaecrucis, or the Bolivian lancehead, is a species of venomous snake in the family Viperidae. It is endemic to South America.
Palusophis bifossatus is a species of snake of the family Colubridae.
The reticulate worm snake (Amerotyphlops reticulatus ) is a species of snake in the Typhlopidae family. The snake has been reported in Colombia, Peru, Bolivia, Brazil, the Guyanas and Venezuela.
Xenopholis werdingorum is a species of snake in the subfamily Dipsadinae of the family Colubridae. The species is endemic to South America.
Epictia striatula is a species of snake in the family Leptotyphlopidae.
The Bolivian anaconda is the most recently defined boa species. Like all boas, it is nonvenomous and is closely related to the Yellow anaconda and the Dark-spotted anaconda.
