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Phoneutria nigriventer is a species of medically-significant spider in the family Ctenidae, found in the Southern Cone of South America (Brazil, Uruguay, Paraguay, and Argentina). [1] Along with other members of the genus, they are often referred to as Brazilian wandering spiders. [2]
The spiders in the genus can grow to have a leg span of 13 to 18 cm (5 to 7 in). Their body length ranges from 17 to 48 mm (43 ⁄ 64 to 1 + 57 ⁄ 64 in). [4] [5] While some other araneomorph spiders have a longer leg span, the largest Phoneutria species have the longest body and the greatest body weight in this group. [6]
Other spiders that can be referred to as banana spiders include the red-faced banana spider (and other Cupiennius), Brazilian wandering spider and the Hawaiian gardening spider.
Wandering spiders are known to hunt large prey, for example hylid species Dendropsophus branneri. [3] Despite their notoriety for being dangerous, only a few members of Phoneutria have venom known to be hazardous to humans, but the venoms of this family are poorly known, [ 4 ] so all larger ctenids should be treated with caution.
The Brazilian wandering spider has been rated the most venomous spider in the world by the Guinness Book of World Records, and it does have a reputation for being aggressive.
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Phoneutria fera is a species of spider with medically significant venom in the family Ctenidae found in South America (Colombia, Ecuador, Peru, Brazil, Suriname, and Guyana). [1] It is commonly known as the Brazilian wandering spider and the banana spider, [ 2 ] although these names are applied to other species in the genus Phoneutria ...
Phoneutria nigriventer, the Brazilian wandering spider (a ctenid spider) is a large brown spider similar to North American wolf spiders in appearance, although somewhat larger. It has a highly toxic venom and is regarded (along with the Australian funnel-web spiders ) as among the most dangerous spiders in the world. [ 6 ]