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Topic: Brown recluse spider


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  Brown Recluse Spider
The brown recluse spider is uncommon in Ohio.
The brown recluse belongs to a group of spiders that is officially known as the "recluse spiders" in the genus Loxosceles (pronounced lox-sos-a-leez).
The lesion from a brown recluse spider bite is a dry, blue-gray or blue-white, irregular sinking patch with ragged edges and surrounding redness--termed the "red, white, and blue sign." The lesion usually is 1½ inches by 2¾ inches or smaller.
ohioline.osu.edu /hyg-fact/2000/2061.html   (1894 words)

  
 Identifying and Misidentifying the Brown Recluse Spider
Recluses typically bite when they are trapped between flesh and another surface, as when a sleeping human rolls over on a prowling spider, or when putting on clothing or shoes containing spiders.
The marbled cellar spider, Holocnemus pluchei, is repeatedly confused by the public as a brown recluse despite the fact that the brown markings are on the ventral surface of the body.
Although bites from the brown recluse and other recluse spiders can be a source of significant morbidity, diagnoses implicating these spiders as the culprits should be restricted to those regions of the country that support populations of the spiders.
dermatology.cdlib.org /DOJvol5num2/special/recluse.html   (1821 words)

  
 Brown Recluse Spider
Brown recluse spiders are identified by long thin legs, an oval-shaped abdomen, a light tan to dark brown color, a very distinctive violin-shaped mark on the back, and their six eyes.
The brown recluse's six eyes are arranged in pairs in a semi-circular pattern that creates the anterior part of the violin shape, though you would need a good magnifying lens to distinguish them.
There are twelve or thirteen recluse spider species in the United States including the infamous Loxosceles reclusa, the brown recluse, which is most common in the midwestern and south-central states, and the Arizona brown spider, or the desert recluse, which is found in the southwestern desert states.
www.desertusa.com /desert-animals/brown_spider.html   (1204 words)

  
 spider control, spiders, brown recluse spider
Brown recluse spiders belong to a group of spiders commonly known as violin spiders or fiddlebacks.
Both male and female brown recluse spiders, as well as their spiderlings, are capable of injecting venom which may result in serious lesion formation or systemic reactions.
Usually, the brown recluse spider bite is not felt and the pain sets in from six to eight hours later.
www.bugsaway.com /pest/spiders.htm   (2115 words)

  
 Brown Recluse and Other Recluse Spider Management Guidelines--UC IPM
The most definitive physical feature of recluse spiders is their eyes: most spiders have eight eyes that typically are arranged in two rows of four but recluse spiders have six equal-sized eyes arranged in three pairs, called dyads.
Recluses have very much benefited from human-altered environments where they are readily found under trash cans, plywood, tarps, or rubber tires, in boxes, etc. They are synanthropic (found in association with humans) and therefore are considered a "house" spider.
In addition, in one case where the offending spider was killed in the act of biting, a Californian doctor misidentified the spider as a brown recluse even though the spider had eight eyes, stripes on the cephalothorax, a patterned abdomen, and spines on the legs.
www.ipm.ucdavis.edu /PMG/PESTNOTES/pn7468.html   (2503 words)

  
 ACES Publications : ANR-1043
The brown recluse spider belongs to a group of spiders commonly known as the "fiddle-back" spiders because of the violin-shaped marking they have on their cephalothorax (fused head and thorax) (Figure 1).
Humans are usually bitten when they inadvertently roll onto a spider during their sleep or put their foot in a seldom worn shoe inhabited by a brown recluse.
The majority of fatalities due to brown recluse bites are in children under the age of seven.
www.aces.edu /pubs/docs/A/ANR-1043   (1198 words)

  
 Brown recluse spider biology and elimination
Many of the wolf spiders are similar in appearance and have similar markings as the brown recluse.
Both male and female recluse spiders, as well as their spiderlings, are capable of injecting venom which may result in serious lesion formation or systemic reactions.
Brown recluse spiders are found primarily in the Midwest.
www.pestproducts.com /brownrec.htm   (697 words)

  
 CPCS: Spider Bites
Spiders generally prefer to live in undisturbed areas such as corners of the house or the eaves or in the garden where they can catch insects in peace.
Spider experts across the state agree that the true brown recluse spider does NOT live in California, but is native to Kansas, Texas, Oklahoma and Mississippi.
Spider bites by this spider are becoming recognized more often in California, which may be due to the fact that the spider is becoming better known.
www.calpoison.org /public/spiders.html   (2229 words)

  
 Brown Recluse Spider Bite - BreakTheChain.org
I have never seen a brown recluse before but both my fiancee and me agreed that it quite possibly was after hearing the description of one but I had always thought those spiders were in southern Illinois.
I have never seen a brown recluse before but both my wife and me agreed that it quite possibly was after hearing the description of one but I had always thought those spiders were in southern Illinois.
The brown recluse spider is found mainly in Arkansas, Oklahoma and Missouri, though it has been spotted as far north as Kentucky, Ohio and Indiana.
www.breakthechain.org /exclusives/brspider.html   (1421 words)

  
 Brown Recluse Spider, Brown Recluse Spider Bites and Brown Recluse Spider Pictures
Brown recluse spiders are one of the two venomous spiders in North America, the other being the Black Widow that can inflict a dangerous bite.
Brown recluse spiders are very adaptable and may be active in temperatures ranging from 45 to 110 degrees F. It is usually found indoors, in bathrooms,bedrooms, closets,garages,basements and cellars.
Brown recluse spiders may be found in sheltered corners among debris, wood piles, and under loose bark or stones.
www.doyourownpestcontrol.com /brown_recluse_spider.htm   (808 words)

  
 Brown Recluse First Aid Kit | Brown Recluse | Brown Recluse Spider | Recluse Spider
The root cause of the symptoms in a Brown Recluse bite is the venom.
The most distinguishing mark on a Brown Recluse spider is the presence of a dark brown or fl violin or fiddle on its back with the violin's "neck" pointing toward the rear of its body.
Studies have shown that Brown Recluse spiders are very tenacious and are very difficult to eliminate with pesticides unless sprayed directly on the spider.
www.brown-recluse.com   (1283 words)

  
 Brown Recluse Spider Bite
Brown recluse spiders are native to the Midwestern and Southeastern states.
Features: Brown recluse spiders are notable for their characteristic violin pattern on the back of the cephalothorax—the body part to which the legs attach.
The violin pattern is seen with the base of the violin at the head of the spider and the neck of the violin pointing to the rear.
www.emedicinehealth.com /spider_bite_brown_recluse_spider_bite/article_em.htm   (428 words)

  
 Brown Recluse Spider | University of Kentucky Entomology   (Site not responding. Last check: )
One spider in Kentucky that is potentially dangerous is the brown recluse, sometimes referred to as the violin or fiddleback spider because of the violin-shaped marking on its dorsum.
Recluse spiders are rare outside their native range and are widely over-reported.
Outdoor populations of brown recluse spiders are less common in the northern portions of its range.
www.uky.edu /Agriculture/Entomology/entfacts/struct/ef631.htm   (2102 words)

  
 brown recluse spider - Loxosceles reclusa Gertsch and Mulaik
Males of the common southern house spider, Kukulcania (= Filistata) hibernalis (Hentz), are frequently confused with the brown recluse (Edwards 1983).
huntsman spider, Heteropoda venatoria (Linnaeus), is misidentified as a brown recluse (Edwards 1979).
Recluse venom can exhibit extended necrosis in adipose (fatty) tissue of thighs, buttocks and abdomen of obese patients; there is also a gravitational flow of the venom effects, at times leading to satellite pockets of necrosis.
creatures.ifas.ufl.edu /urban/spiders/brown_recluse_spider.htm   (3778 words)

  
 Brown Recluse Spider :: Brown Recluse Spider Bite Treatment :: Testimonials
The amount of venom the recluse injects during a defensive bite ranges from 0.25 to 0.62 microliters, with an average of 0.36 ul.
Brown recluses have only very fine hairs that are invisible to the naked eye.
Brown recluses have no markings on their legs or abdomen (the largest part of the spider's body).
www.ascendedhealth.com /brown-recluse   (1902 words)

  
 Spiders, Recluse Spiders, Spider Control, Spider Trap
Instead, the brown recluse is a hunter, emerging from its hiding place at night in search of small insects for food.
Without a specimen, there is really no way to determine what spider caused a spider bite, but medical personnel assume that if the bite becomes ulcerous, it is the bite from a brown recluse spider.
Since fl widow, brown recluse, and Hobo spiders are of primary importance in human environments, their identification is essential.
www.critterridders.com /spiders.htm   (1301 words)

  
 Recluse spider
Recluse spiders have six eyes in three pairs or diads and a carapace that is quite flat when viewed from the side and highest near the head.
Recluse spiders are also known as violin spiders, or brown spiders.
Recluse bites usually form a red circular area on the skin which sloughs off the skin leaving an open wound which is difficult to heal and may require several months before it is completely healed.
insects.tamu.edu /fieldguide/cimg367.html   (590 words)

  
 Brown Recluse Spider
The brown recluse spider is uniformly tan to brown without markings except for a dark fiddle-shaped mark.
Brown recluse bites are sharp but not initially painful, but a blister is quickly raised, broken and surrounded by a red welt.
Infestations of the brown recluse spider may be difficult to eliminate completely; continue to monitor infested areas with sticky traps for several months.
www.idph.state.il.us /envhealth/pcspiders.htm   (1354 words)

  
 Brown Recluse Spider Bites
Be sure to also visit our reference section for information and pictures of the brown recluse spider.
This young gentleman was bitten by a brown recluse on his ankle.
This is a rather severe reaction to the brown recluse venom.
www.surviveoutdoors.com /emergency/spiderbites_recluse.asp   (422 words)

  
 Protect yourself from Brown Recluse Spiders
Hobo Spiders are brown and measure roughly 12 to 18 mm in length.
The most recognized feature of the Brown Recluse spider is violin pattern on the cephalothorax or, in other words, the location on the top side of the spider near the head.
The final summary on this is that if it indeed is a brown recluse bite, then it is truly one of the rare, horrific ones however, there is not sufficient information provided with this image to ascertain whether it is credible or not.
www.brownreclusespider.com /faq.htm   (1340 words)

  
 Spiders, Spider Control, Brown Recluse Spider, Spider Spray, Wolf Spider
Brown recluse spiders belong to a group of spiders commonly known as violin spiders or fiddlebacks.
Both male and female brown recluse spiders, as well as their spiderlings, are capable of injecting venom which may result in serious lesion formation or systemic reactions.
The brown recluse spider is nocturnal and prefers food such as firebrats, crickets, cockroaches and other soft bodied creatures.
www.e-bug.net /pests/spiders.shtml   (1989 words)

  
 Brown Recluse Spider (Loxosceles reclusa)
The brown recluse is ¼ to ½ an inch long, and are yellowish-tan to dark brown in color.
On the spiders cephalothorax the brown recluse has a distinctive violin shaped marking, hence the name violin spider.
Instead the recluse uses it’s web as a shelter in which it resides in during the daytime and also for the cold winter months.
www.thebigzoo.com /Animals/Brown_Recluse_Spider.asp   (324 words)

  
 Brown Recluse Spider   (Site not responding. Last check: )
Adult -- The brown recluse spider is usually grayish to reddish-brown with a fl, fiddle-like marking on the head and thorax.
All specimens suspected to be brown recluse spiders should be referred to an expert for positive identification because it can be confused with other spiders.
Reactions to the bite of this spider vary from mild to severe, depending on the amount of venom and the victim's sensitivity to it.
ipm.ncsu.edu /AG369/notes/brown_recluse_spider.html   (479 words)

  
 eMedicine - Spider Envenomations, Brown Recluse : Article by Thomas Arnold
Recently, reports of persons with "spider bites" presenting to emergency departments have reached near urban legend proportions, prompting many physicians to question the diagnosis of a brown recluse bite in nonendemic areas.
The brown recluse spider, living up to its name, is naturally nonaggressive toward humans and prefers to live in undisturbed attics, woodpiles, and storage sheds.
Brown recluse spiders vary in size and can be up to 2-3 cm in total length.
www.emedicine.com /emerg/topic547.htm   (2468 words)

  
 eMedicine - Spider Envenomations, Brown Recluse : Article by Thomas Arnold
In the United States, reports of severe envenomations by brown spiders began to appear in the late 1800s, and today, in endemic areas, brown spiders continue to be of significant clinical concern.
Brown recluse venom, like many of the other brown spider venoms, is cytotoxic and hemolytic.
Treatment of brown recluse envenomation is directed by the severity of the injury.
www.emedicine.com /EMERG/topic547.htm   (2468 words)

  
 HoboSpider.com- Poisonous Hobo Spider and Brown Recluse Spider Information and Big H Traps
Brown Recluse spiders are known for their reclusive nature and avoid humans.
Spider experts have said that California is not a native home for the brown recluse even though we receive a lot of emails and phone calls from people that say they have brown recluse spiders and they live in California.
Brown recluse spiders have been falsely accused for serious bites in the Northwest for years.
www.hobospider.com /brownrecluse.html   (920 words)

  
 Entomology - Identification of Brown Recluse Spiders
Although it is true that a brown recluse has a violin pattern, many non-arachnologists creatively misinterpret many markings on spiders as “violins” and feel that they have found recluse spiders.
A brown recluse has a dark brown violin shape on the cephalothorax (the portion of the body to which the legs attach).
In the left photo, the two light spiders look like they have violins but they also have 8 eyes (although you need a microscope to see all 8 of them) and more than one pigment on the abdomen so they are not recluses (they are cellar spiders, genus Psilochorus and/or Physocyclus).
spiders.ucr.edu /recluseid.html   (1019 words)

  
 ACP-ASIM Bioterrorism Resource Center: Brown Recluse Spider Bite
The brown recluse spider, Loxosceles reclusa, is widely distributed in the United States throughout the Southeast and Midwest.
The brown recluse hibernates during the winter; most bites occur between March and October.
The site is surrounded by a ring of blanched skin that in turn is surrounded by a large area of redness, producing the "red, white, and blue" sign typical of a brown recluse spider bite.
www.acponline.org /bioterro/anthrax/brownrec_spid.htm   (289 words)

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