brown recluse spider
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brown recluse spideror
violin spider,poisonous nocturnal spiderspider,
organism, mostly terrestrial, of the class Arachnida, order Araneae, with four pairs of legs and a two-part body consisting of a cephalothorax, or prosoma, and an unsegmented abdomen, or opisthosoma.
..... Click the link for more information. , Loxoceles reclusa, most common in the SE and S central United States. Adults are 3-8 in. (10 mm) long and are light brown with a dark, violin-shaped mark on the back near the head. In humans their venom kills the tissue surrounding a bite and leaves a deep sore, but only rarely does a bite result in death.