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While roughly 3,000 species of spiders are found throughout the U.S., very few pose a direct threat to humans. Spider bites are rare, and medically significant incidents are even less common ...
Agelenopsis pennsylvanica, commonly known as the Pennsylvania funnel-web spider or the Pennsylvania grass spider, is a species of spider in the family Agelenidae. The common name comes from the place that it was described, Pennsylvania, and the funnel shape of its web. [1] [2] Its closest relative is Agelenopsis potteri. [1]
The first verified sighting in Pennsylvania was earlier this month. On Sept. 5, the Joro spider was observed on a property off Hatboro Road between Almshouse and East Bristol roads in Northampton ...
The genus name is a combination of Agelena (Eurasian grass spiders), a genus of similar spiders, and Greek -opsis "to look like". They are harmless spiders. Although most spiders use their webs to catch prey, the grass spider's web lacks adhesive ability. The spiders make up for that with their fast running. Grass spiders coupling in funnel web
Joro spiders from East Asia are weaving their way into the U.S. landscape. Understand their habits, habitats, and how they affect local ecosystems.
The Agelenidae are a large family of spiders in the suborder Araneomorphae.Well-known examples include the common "grass spiders" of the genus Agelenopsis.Nearly all Agelenidae are harmless to humans, but the bite of the hobo spider (Eratigena agrestis) may be medically significant, and some evidence suggests it might cause necrotic lesions, [1] but the matter remains subject to debate. [2]
As of 2022, the Joro spider's range in the U.S. is around 120,000 kilometers, spread across Georgia, South Carolina, North, Carolina and Tennessee, with reports of the spider in Alabama, Maryland ...
Selenopidae, also called wall crab spiders, wall spiders [1] and flatties, [2] is a family of nocturnal, free-ranging, araneomorph spiders first described by Eugène Simon in 1897. [3] [4] It contains over 281 species in nine genera, of which Selenops is the most well-known. This family is just one of several families whose English name ...