The buds do not elongate and the larvae remain covered by the apparently unmodified bud scales. The branch tips turn brown and die when the larvae cease feeding. The larva pupates in the bud and adults emerge a short time later. Both species are multivoltine.
β- Raymond J. Gagne: (1986) A new nearctic species of Contarinia (Diptera: Cecidomyiidae) recently introduced into Hawaii on Cupressus (Cupressaceae)Β©