Cephaloleia gemmaCephaloleia gemma is a species of beetle of the family Chrysomelidae. It is found in Bolivia and Brazil.DescriptionAdults reach a length of about 4 mm. Adults are black, with the lateral margin of the pronotum paler. The elytron has a broad pale yellow vitta and a pale lateral margin. The legs are yellow.BiologyAdults have been collected off Calathea species.EtymologyThe species name is derived from Latin gemma and refers to the large eyes and beautiful appearance of this species.