Blaesia atra

Blaesia atra is a beetle of the family Scarabaeidae and subfamily Cetoniinae.

Description
Blaesia atra can reach about 14 - 20 mm in length and about  8 - 12 mm in width. The body is usually black, with dark brown reddish elytra. Antenna are black, with 10 segments. Pronotum and elytra are moderately punctate. Legs and venter have a dense fringe of rust colored setae. This species is associated with ants of Acromyrmex species (myrmecophily).

Distribution
This species occurs in Paraguay, Uruguay, Argentina, Bolivia and southern Brazil.