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Bothrops jararaca—known as the jararaca [4] or yarara [5] —is a highly venomous pit viper species endemic to South America in southern Brazil, Paraguay, and northern Argentina. The specific name, jararaca, is derived from Old Tupi îararaka. Within its geographic range, it is often abundant and is an important cause of snakebite. [4]
Bothrops alternatus, known by the common names crossed pit viper [3], yarará grande, [4] and urutu, [4], among others, is a highly venomous pit viper species found in South America (Brazil, Paraguay, Uruguay and Argentina). [1] Within its range, it is an important cause of snakebite.
Philodryas patagoniensis, also known as the Patagonia green racer, is a species of rear-fanged (opisthoglyphous) venomous snake in the family Colubridae.The species is endemic to cis-Andean South America from northern Argentina to northeastern Brazil; despite its name, most of its range is outside Patagonia.
Bothrops is a genus of highly venomous pit vipers endemic to the Neotropics. [1] The generic name, Bothrops, is derived from the Greek words βόθρος, bothros, meaning ' pit ', and ὄψ, ops, meaning ' eye ' or ' face ', together an allusion to the heat-sensitive loreal pit organs.
The type locality was first listed as "northern Argentina" and later emended to "province of Mendoza" Campbell and Lamar (1989). [2] The geographic range of Bothrops ammodytoides extends to 47° S Latitude, which may make it the world's southernmost snake. [3]
Bothrops diporus, also known in Portuguese as Bocuda, Cabeça-de-Capanga, Jararaca-do-Chaco, Jararaca-do-Rabo-Branco, Jararaca-Pintada, Jararaca-Pintada-Argentina and Jararaca-Pintada-do-Sul, is a species of viper from the forests of Argentina, Brazil, Paraguay and Bolivia. As with all vipers, it is venomous. [2] [3]
The venom of M. lemniscatus is a potent post- and pre-synaptic neurotoxin, which causes a potent and irreversible neuromuscular block in vertebrates. [6] Lemnitoxin, a potent myotoxic PLA2 type toxin, isolated from the venom of M. lemniscatus induces local and systemic myotoxicity after intramuscular and intravenous injection in mice, which is antigenically related to Micrurus nigrocinctus ...
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 (1782-1867), who made important collections in Brazil (1815-1817).