Coenobius geniostomaeCoenobius geniostomae is a species of beetle of the family Chrysomelidae. It is found in Fiji.DescriptionAdults reach a length of about 2.5 mm. They are testaceous, largely transluscent or transparent and somewhat ochraceous on the center of the pronotum. The elytra are blackish on the base and suture and pitchy on the outer margin.Life historyThe recorded host plant for this species is Geniostoma vitiense.