The Green anaconda (Eunectes murinus) is a boa species found in South America. It is the heaviest and one of the longest-known extant snake species. Like all boas, it is a non-venomous constrictor.
The Emerald tree boa (Corallus caninus) is a boa species found in the rainforests of South America. Like all other boas, it is nonvenomous and kill their prey by constriction.
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 Green vine snake (Oxybelis fulgidus) is a mildly venomous arboreal colubrid snake native to Central America and northern South America. In South America this species is locally known as bejuca lora, bejuquilla verde, cobra-cipó, and cobra-bicuda.
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...
Bothrops jararaca — known as the jararaca or yarara — is a species of a highly venomous pit viper endemic to South America in southern Brazil, Paraguay, and northern Argentina. The specific name, jararaca, is derived from the Tupi words yarará and...
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.
Epicrates cenchria is a boa species endemic to Central and South America. Common names include the rainbow boa, and the slender boa. A terrestrial species, it is known for its attractive iridescent/holographic sheen caused by structural coloration....
The Dark-spotted anaconda (Eunectes deschauenseei) is a semi-aquatic boa species endemic to northeastern South America. Like all boas, it is a non-venomous constrictor.
The Urutu (Bothrops alternatus) is a highly venomous pit viper species found in South America. Within its range, it is an important cause of snakebite. The common names of this snake urutu and wutu refer to the crescent markings on its body.
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.
The Golden lancehead (Bothrops insularis) is a highly venomous pit viper species native to Brazil. The species is named for the light yellowish-brown color of its underside and for its head shape that is characteristic of the genus Bothrops. It is...
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.
Chironius carinatus, commonly known as the amazon whipsnake, or the machete savane is a long and slender, nonvenomous colubrid snake.
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 corallinus is a species of highly venomous elapid snake native to South America (Brazil, Argentina and Paraguay). There are no recognized subspecies.
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...
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...
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.
Bothrops alcatraz is a venomous pitviper species found only on the Alcatrazes Islands off the coast of southeastern Brazil. No subspecies are currently recognized.
Micrurus frontalis, also known as the southern coral snake or short-tailed coral snake, is a species of a highly venomous coral snake in the family Elapidae. It is found in 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...
Micrurus hemprichii, commonly known as Hemprichi's coral snake, is a species of venomous coral snake in the family Elapidae from South America.
Chironius scurrulus, commonly known as the smooth machete savane, is a large slender colubrid snake. It is also known as Wagler's sipo.
Bothrops leucurus, commonly known as the whitetail lancehead or the Bahia lancehead, is a species of venomous snake, a pit viper in the family Viperidae. The species is endemic to Brazil. There are no subspecies which are recognized as being valid....
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.
