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The redback spider (Latrodectus hasselti), also known as the Australian black widow, [2] [3] [4] is a species of highly venomous spider believed to originate in Australia but now, Southeast Asia and New Zealand, it has also been found in packing crates in the United States with colonies elsewhere outside Australia. [5]
Latrodectus hasselti, the redback spider. The widow spiders (genus Latrodectus), such as the black widow, redback spider, and katipō are spiders that carry a neurotoxic venom [18] which can cause a set of symptoms known as Latrodectism. Widow spiders are large, shiny house spiders with relatively spindly legs and deep, globular abdomens.
Elsewhere, others include the European black widow (Latrodectus tredecimguttatus), the Australian redback spider (Latrodectus hasseltii) and the closely related New Zealand katipō (Latrodectus katipo), several different species in Southern Africa that can be called button spiders, and the South American black-widow spiders (Latrodectus ...
Redback spider. Australia has a number of highly venomous spiders, including the Sydney funnel-web spider, [1] its relatives in the family Hexathelidae, and the redback spider, whose bites can be extremely painful and have historically been linked with deaths in medical records. [2]
Brown recluse. What they look like: The brown recluse is a brown spider with a distinct “violin-shaped marking” on the top of its head and down its back, Potzler says. Also, brown recluse ...
Agenioideus nigricornis, the redback spider-hunting wasp, is a species of spider wasp from the subfamily Pompilinae, found in Australia. [ 1 ] [ 2 ] It is a parasitoid of the venomous redback spider ( Latrodectus hasseltii ).
Black widow spider bites require immediate medical attention. Call 911 immediately if you think you have a black widow spider bite and are having trouble breathing or experiencing full-body ...
The katipō's closest relative is the Australian redback spider (Latrodectus hasseltii). [ 4 ] [ 5 ] Latrodectus katipo and L. atritus (black katipō) were previously thought to be two separate species, [ 6 ] [ 7 ] but research has shown that they are a single species, L. katipo , with colour variation that is clinal over latitude and ...