Centruroides

A genus of North American scorpions, the commonest species of which are C. gracilis, the margarite scorpion; C. vittatus, the stripe-back scorpion; and C. sculpturatus, the deadly sculptured scorpion. SEE ALSO: Scorpionida.

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Cen·tru·roi·des .sen-trə-'rȯi-(.)dēz n a genus of scorpions containing the only U.S. forms dangerous to humans

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Cen·tru·roi·des (sen″troo-roiґdēz) a genus of tropical and subtropical American scorpions of the family Buthidae, including several called bark scorpions. C. exilicauґda and C. suffuґsus are species found in desert areas of northern Mexico and the southwestern United States whose bites are poisonous.