Astaena tenellulaAstaena tenellula is a species of beetle of the family Scarabaeidae. It is found in Brazil and Paraguay.DescriptionAdults reach a length of about 8–10 mm. The pronotum is densely and moderately punctate and the elytra have densely punctate striae, with the intervals sparsely punctate. Both the upper and lower surfaces are reddish-brown.