Alurnus bipunctatusAlurnus bipunctatus is a species of beetle of the family Chrysomelidae. It is found in Bolivia, Brazil, Colombia, French Guiana, Guyana, Peru, Suriname and Venezuela.DescriptionAdults reach a length of about 20.5-31 mm. Adults have a black head and legs. The elytron is yellow with a black apical margin and two black spots.