Astaena guanabaraeAstaena guanabarae is a species of beetle of the family Scarabaeidae. It is found in Brazil.DescriptionAdults reach a length of about 12 mm. The upper surface is dark reddish-brown and moderately shiny. The pronotum is moderately finely, moderately densely and somewhat irregularly punctate. The elytra have striae of punctures. The antennae are yellow.