Probaenia bicoloricornisProbaenia bicoloricornis is a species of beetle of the family Chrysomelidae. It is found in Brazil.DescriptionAdults reach a length of about 5 mm. Adults are very similar to Probaenia germaini, but the head is lined with dark behind the eyes, the prothorax has two metallic discal bands, and the green colouration is more extensive on the middle of the elytra.BiologyThe food plant is unknown.