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These spiders are solid and strong-looking with reddish-brown to black bodies. The males have distinctive long red or red-orange legs from the femora downwards. The females have legs the same color as the body. Females are known to reach a body length of about 25 mm, or just under an inch, including the chelicerae. Males are smaller with a body ...
View from the side. Adult females have a body length of 11–15 mm (0.43–0.59 in), males 9–10 mm (0.35–0.39 in). [1] They have six eyes, a tawny orange to dark-red cephalothorax and legs, and a shiny (sometimes very shiny) pale beige to yellow-brown abdomen, sometimes dark grey.
Larinioides sclopetarius, commonly called bridge-spider [1] or gray cross-spider, is a relatively large orb-weaver spider with Holarctic distribution. These spiders originated in Europe, have been observed as south as the Mediterranean Coast and as north as Finland, and have been introduced to North America.
“The hobo spider can inflict a painful bite that results in localized red swelling and some pain, but no necrotic lesion,” Potzler says. Usually, symptoms will get better within 24 hours with ...
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).
Phidippus johnsoni, the red-backed jumping spider or Johnson jumping spider, is one of the largest and most commonly encountered jumping spiders of western North America. It is not to be confused with the unrelated and highly venomous redback spider ( Latrodectus hasselti ).
[2] [3] Its common name, grey house spider, is due to colouration on the cephalothorax and abdomen, which are carpeted with light-grey hairs and spot-like markings [4] [5] [6] and legs, which are purplish-brown in colour with hairs arranged into stripes on each leg. [7] The similarly coloured brown carapace darkens nearer the chelicerae and ...
The “hourglass” marking on the under surface of the abdomen is yellow to orange, and the legs have dark bands. The brown recluse is small and light brown to yellow in color. The primary key to ...