Caterpillar-excrement-mimicry
Guides
Exema mormona
warty leaf beetle
Exema mormona is a species of warty leaf beetle in the family Chrysomelidae, described by Karren in 1966. It belongs to the tribe Chlamisini, whose members are known for their remarkable mimicry of caterpillar frass. The species occurs in North America, though specific details about its biology and ecology remain poorly documented in published literature.