Ocnosispa humerosaOcnosispa humerosa is a species of beetle of the family Chrysomelidae. It is found in Costa Rica.DescriptionAdults reach a length of about 12.4 mm. The antennae are black, while the head, pronotum, elytra and legs are reddish yellow. The elytra have yellow with black markings.Life historyThe host plant is unknown, but adults have been collected from Conceveiba pleiostemona.EtymologyThe species name is derived from Latin humerus and refers to the expanded humeri.