Latrodectus - Wikipedia
Latrodectus is a broadly distributed genus of spiders with several species that are commonly known as the true widows. This group is composed of those often loosely called black widow spiders, brown widow spiders, and similar spiders. [3][4][5][6] However, the diversity of …
Genus Latrodectus - Widow Spiders - BugGuide.Net
2021年8月16日 · The bite from the widow spider causes a set of symptoms in the bite victim known collectively as latrodectism. Latrodectism is caused by the neurotoxic venom injected by the widow. The severity of a Latrodectus bite varies with the species, the age and health of the victim, and the amount of venom injected into the victim.
Widow Spider (Latrodectus): Facts, Identifications & Pictures
2023年11月12日 · Meet the Latrodectus spiders, often known as true widows! They’re part of the cobweb spider family. By July 2017, there were 31 types of them, living everywhere except Antarctica. Some, like the northern black widow, western black widow, and southern black widow are even in the U.S. and southern Canada. Stick around for cool facts about these ...
Latrodectus (Widow Spiders) - Spider Identification & Pictures
Latrodectus, commonly known as Widow Spiders, is a genus of spiders in the family Theridiidae. Latrodectus spiders have been sighted 234 times by contributing members. Based on collected data, the geographic range for Latrodectus includes …
Discover 11 Types of Widow Spiders Throughout The World - AZ …
2023年10月12日 · Spiders in the genus Latrodectus are commonly referred to as widow spiders. They belong to the family Theridiidae and have shiny black or dark brown bodies with red, orange, or white markings on the underside of their abdomens. Distributed widely, these spiders are.
Latrodectus mactans - Wikipedia
Latrodectus mactans, known as southern black widow or simply black widow, and the shoe-button spider, [citation needed] is a venomous species of spider in the genus Latrodectus. The females are well known for their distinctive black and red coloring and for the fact that they will occasionally eat their mates after reproduction.
Latrodectus geometricus - Wikipedia
Latrodectus geometricus, commonly known as the brown widow, [2][3] brown button spider, grey widow, brown black widow, [3] house button spider or geometric button spider, is one of the widow spiders in the genus Latrodectus. As such, it is a 'cousin' to the more infamous Latrodectus mactans (black widow).
Widow Spiders (Genus Latrodectus) - iNaturalist
Latrodectus is a genus of spiders in the family Theridiidae, most of which are commonly known as widow spiders. The genus contains 31 recognized species distributed worldwide, including the North American black widows (L. mactans, L. hesperus, and L. variolus), the button spiders of Africa, and the Australian redback spider.
Widow Spiders (Identifying North America's Widow Spiders ...
Latrodectus is a genus of spiders in the family Theridiidae, most of which are commonly known as widow spiders. The genus contains 31 recognized species distributed worldwide, including the North American black widows (L. mactans, L. hesperus, and L. variolus), the button spiders of Africa, and the Australian redback spider. Species vary widely ...
Species Latrodectus geometricus - Brown Widow - BugGuide.Net
2022年12月13日 · The brown widow is an extremely timid spider which has rarely been reported to bite. For more general information about all types of Widow spiders, please refer to the Latrodectus genus info page. Be very careful when working around areas where widow spiders may be established.