Luperosoma marginatumLuperosoma marginatum is a species of beetle of the family Chrysomelidae. It is found in Ecuador.DescriptionAdults reach a length of about 3-3.5 mm. Adults are pale yellow-brown. There is a dark brown median area on the pronotum and the elytron has a brown median vitta in some specimens, while in others this vitta is so pale that is nearly invisible.