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Other spiders in this genus with potentially medically significant venom include two chiefly European varieties, S. paykulliana and S. nobilis, and a species found mainly in New Zealand and South Africa, S. capensis. [24] Use of widow spider antivenom has been shown effective in treating steatodism. [25]
Latrodectus indistinctus is a species of spider in the family Theridiidae, found in Namibia and South Africa. [1] It is one of six species of Latrodectus found in southern Africa, four of which, including L. indistinctus, are known as black button or black widow spiders.
L. geometricus (brown button spider) L. rhodesienses (Zimbabwe button spider) L. umbukwane (Phinda button spider) L. geometricus is found in many parts of the world,(including in the United States) and it is known as the brown widow spider. it is unknown where this species' origins are. L. rhodesienses is native to Africa. Both brown button ...
Female widow spiders have unusually large venom glands, and their bite can be particularly harmful to large vertebrates, including humans. However, despite their notoriety, Latrodectus bites rarely cause death or produce serious complications. [citation needed] Only the bites of the females are dangerous to humans.
Hexophthalma is a genus of spiders in the family Sicariidae. [1] Although the genus was originally erected in 1878 (then with the name Hexomma), it was merged into the genus Sicarius in the 1890s, and remained unused until revived in 2017, when it was discovered that the African species then placed in Sicarius were distinct.
The Harpactirinae (commonly called baboon spiders) are a subfamily of tarantulas which are native to the continent of Africa. Like many Old World tarantulas, they have a relatively strong venom and can inflict a painful bite.
Latrodectus karrooensis is a species of spider in the family Theridiidae, found in South Africa. [1] It is one of six species of Latrodectus found in southern Africa, four of which, including L. karrooensis , are known as black button or black widow spiders.
Spiders in the genus Palystes are commonly called rain spiders, or lizard-eating spiders. Palystes spiders will often enter homes before rain, where they will prey on geckos (usually Afrogecko porphyreus in Gauteng, the Western Cape, or Lygodactylus capensis in the eastern parts of southern Africa). [ 5 ]