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if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[580,400],'usaspiders_com-medrectangle-3','ezslot_6',105,'0','0'])};__ez_fad_position('div-gpt-ad-usaspiders_com-medrectangle-3-0'); The two hind leg pairs of adult specimens can be black with white bands, completely black or also bicolored in black and brown. Red mark on its rear, top, not underneath. Spider - Castianeira - BugGuide.Net [5] They are found in Eurasia, Africa, and the Americas, but are absent from Australia. Thankfully, the spider was not poisonous, and the woman had endured only minor damage to her ear canal. The insects and arachnids of Canada. Hence, it is found in the following U.S. States: Alabama, Arkansas, Connecticut, Delaware, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Hampshire, New Jersey, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Vermont, Virginia, Washington, West Virginia and Wisconsin. C. variata is also not medically significant, so an exact species level ID might not be necessary for the purpose of reader safety.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'usaspiders_com-medrectangle-4','ezslot_8',106,'0','0'])};__ez_fad_position('div-gpt-ad-usaspiders_com-medrectangle-4-0'); Despite the much larger appearance on the images here, C. longipalpa are relatively small spiders. -- It was Micaria, Corinnidae (Antmimics and Ground Sac Spiders), AntmimicsandGroundSacSpiders(Corinnidae), Spiders of North America: An Identification Manual, The Spider Subfamily Castianeirinae of North and Central America, Spiders of the Eastern US, A Photographic Guide. Reiskind, J. Lifespan: 1-3 years: Distribution: The United States and Mexico: Habitat: Woods: Diet: Small insects like ants: Did You Know. Less than an inch in size.Maryland, Hello Kam, this is an ant mimicking spider (Castianeira sp.). Found this in my sink this morningwhat is it? The closest I can come is the ant-mimic spider, which I am pretty sure it is not. Some species of Steatoda can bite and are mildly venomous. 1724). Photo Credit is wrong on one of your pics. 4. The list contains 980 species in 52 families. Castianeira has also been sighted in the following states: California, Florida, Georgia, Idaho, Illinois, Kansas, Kentucky, Massachusetts, Mississippi, Montana, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, West Virginia, Wisconsin. r/spiders on Reddit: What is this spider? Eastern NC These spiders are common and not an endangered species. Independent populations also exist in the Pacific Northwest in Oregon and Washington. Any idea what this is? One of these spiders fell from a fan in my ceiling. The Castianeira Descripta specimencan be easily confused with some black widow species as it is a hairless black spider with red markings on its back. second in terms of length is the pair in the front. Hi Libby, this is a hacklemesh weaver (family Amaurobiidae). The bite started stinging immediately and within 30 minutes, my skin all over my head was tingling and the bite stings more. The red-spotted ant mimic spider will often walk with its two front legs held up in the air while twitching them. Castianeira crocata - Wikipedia 14. Internet References ~ digitallibrary.amnh.org - New American Spiders of the Clubionidae, Gertsch 1942.