Promecotheca bicolorPromecotheca bicolor is a species of beetle of the family Chrysomelidae. It is found in Fiji.DescriptionAdults reach a length of about 7-8.5 mm. They are reddish testaceous with bluish antennae. The posterior two-thirds of the elytra are blue-green.Life historyThe recorded host plants for this species are Flagellaria species.