Cactoblastis bucyrus

Cactoblastis bucyrus is a species of snout moth in the genus Cactoblastis. It was described by Harrison Gray Dyar Jr. in 1922, and is known from Argentina (Tucumán, Tapia, Mendoza, Catamarca, Andalgalá).

The larvae feed on Trichocereus, Echinopsis and Denmoza species.