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  1. Blister beetles are beetles of the family Meloidae, so called for their defensive secretion of a blistering agent, cantharidin. About 7,500 species are known worldwide. Many are conspicuous and some are aposematically colored, announcing their toxicity to would-be predators .

    • Oedemeridae

      Oedemerinae. The family Oedemeridae is a cosmopolitan group...

    • Lytta nuttalli

      Lytta nuttalli, or Nuttall's blister beetle, is a species of...

  2. blister beetle, (family Meloidae), any of approximately 2,500 species of beetles (insect order Coleoptera) that secrete an irritating substance, cantharidin, which is collected mainly from Mylabris and the European species Lytta vesicatoria, commonly called Spanish fly. Cantharidin is used medically as a topical skin irritant to remove warts.

    • The Editors of Encyclopaedia Britannica
  3. 13 de ene. de 2023 · Blister beetles are insects from the biological family Meloidae. This family includes at least 120 genera, or groups, and over 2,500 species. They all behave in similar ways and have similar...

    • Alyssa Anderson
  4. Blister Beetle Life Cycle: A = adult, E = egg, T = first instar or triungulin, FG = first grub phase, C = coarctate phase in instar six or seven, SG = second grub phase, P = pupa. In the first instar or triungulin (T) phase, the larva reaches its feeding site on its own (most Meloinae) or attaches to an adult bee and is carried there (Meloini (not in Florida) and Nemognathinae).

  5. Blister beetles are members of a family of plant-feeding insects (Meloidae) that contain cantharidin, a toxic defensive chemical that protects them from predators. Accidentally crushing a beetle against the skin can result in a painful blister, the source of the insect’s common name.