Baeocera ardua

Baeocera ardua is a species of beetle in the family Staphylinidae. This species is found in south-eastern Brazil.
Adults reach a length of about 1.11 mm and have a dark brown body.
Adults have been collected from Ceratiomyxa fruticulosa on a fallen Pinus tree.

Etymology

The species epithet is a Portuguese adjective in apposition, meaning ‘difficult’, ‘hard’, referring to the challenging study of this morphologically uniform group, and in particular this species.