blister beetle


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blister beetle

n.
Any of various beetles of the family Meloidae, such as the Spanish fly, that secrete cantharidin, a substance that blisters the skin and is toxic to livestock that consume hay contaminated with the beetles. Also called meloid.
An arthropod—Cantharis vesicatoria or Lytta vesicatoria, Family Meloidae—from which ‘Spanish fly’ originates; when applied to mucocutaneous surfaces, it causes erythema, urticaria, and vesiculation; orally, it causes gastrointestinal irritation, nausea, vomiting, diarrhea, cramping, collapse; 60 mg of this nephrotoxic agent may be fatal
Management Ammonia may ameliorate the pruritus induced by blister fluid; corticosteroids may relieve pain
References in periodicals archive ?
However, multiple tactics such as trapping systems and efforts to integrate the use of pathogens with other control tactics would be helpful in reducing the blister beetle problems.
Featured creature: blister beetles [University of Florida Institute of Food and Agricultural Sciences web site].
Some steps can be taken to reduce the possibility of incorporating blister beetles in hay.
This finding of the larvae's lure puts the immature blister beetles among the few animals known to practice chemical mimicry for hunting, say Saul-Gershenz and her coauthor Jocelyn G.
Blister beetles (Epicauta vittata and other closely related species) appear in swarms in summer, just as tomatoes, beans and other crops start looking good.
Reinshagen seeking help with blister beetles (Nov./Dec., 2006 page 27): We had the same problem with blister beetles destroying our tomato plants.
Scarabs (Scarabaeidae), blister beetles (Meloidae), leaf beetles (Chrysomelidae), and weevils (Curculionidae) are among the species that are particularly fond of leafy foliage and will strip leaves of their tissues or completely defoliate plants.
Spinosad controls all types of caterpillars, Colorado potato beetle larvae and blister beetles, and works best on pests that consume a lot of leaf tissue.