---
title: "Brazilian Wandering Spider"
description: "Phoneutria nigriventer — Insetti e ragni. 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)."
canonical: https://animalchecklist.com/it/animal/brazilian-wandering-spider-phoneutria-nigriventer
last_updated: 2026-09-20
---

# Brazilian Wandering Spider

> Phoneutria nigriventer — Insetti e ragni. 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).

- Scientific name: *Phoneutria nigriventer*
- Category: `insects` (Insetti e ragni)
- Habitats: unknown
- iNaturalist observations: 1105
- Wikidata: [Q7179416](https://www.wikidata.org/wiki/Q7179416)
- iNaturalist taxon: [53391](https://www.inaturalist.org/taxa/53391)

## Names

- en: Brazilian Wandering Spider
- de: Giftige Bananenspinne
- es: Araña bananera
- nl: Braziliaanse zwerfspin

## Countries with the most observations

BR (563), AR (302), PY (24)

## Summary

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). Along with other members of the genus, they are often referred to as Brazilian wandering spiders.
Its bite can cause severe symptoms, including increased pulse, blood pressure, and respiratory rate, very severe pain, priapism, and in several documented cases, death.

Text: Wikipedia (en), CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Phoneutria_nigriventer

## Photo

![Brazilian Wandering Spider](https://animalchecklist.com/img/animals/brazilian-wandering-spider-phoneutria-nigriventer/medium.jpg)

Photo: Hugo Hulsberg · CC0 · inaturalist — https://www.inaturalist.org/observations/61615009

## Machine access

`GET https://animalchecklist.com/api/v1/animals/brazilian-wandering-spider-phoneutria-nigriventer?lang=it` — see [openapi.json](https://animalchecklist.com/openapi.json).