Brachycoryna hardyiBrachycoryna hardyi is a species of leaf beetle in the family Chrysomelidae. It is found in Central America and North America, where it has been recorded from Canada, the United States and Mexico.DescriptionAdults reach a length of about 2.5-3.7 mm. They have a black head and the pronotum is reddish-yellow sometimes with dark markings. The elytron is either reddish-yellow with dark markings or black with reddish markings.BiologyThis species has been found feeding on Ceanothus lucodermis, Ceanothus sanguineus and Ceanothus velutinus.