Blister beetle
| Blister beetle Temporal range:  | |
|---|---|
| Hycleus lugens | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Coleoptera | 
| Suborder: | Polyphaga | 
| Infraorder: | Cucujiformia | 
| Superfamily: | Tenebrionoidea | 
| Family: | Meloidae Gyllenhaal, 1810 | 
| Subfamilies | |
| Eleticinae | |
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.