Ag. Wheeler et Er. Hoebeke, 1ST RECORDS FROM THE CANADIAN MARITIME PROVINCES OF 3 EUROPEAN INSECTS INJURIOUS TO ORNAMENTAL PLANTS, Proceedings of the Entomological Society of Washington, 96(4), 1994, pp. 749-756
Three Old World insects of limited distribution in North America are n
ewly recorded for the Canadian Maritime Provinces. Pyrrhalta viburni (
Paykull) (Coleoptera: Chrysomelidae), Yponomeuta cagnagella (Hubner) (
Lepidoptera: Yponomeutidae), and Macrophya punctumalbum (L.) (Hymenopt
era: Tenthredinidae) were collected at Dartmouth and Halifax, Nova Sco
tia. Notes on host plants of these pests of commonly planted ornamenta
l shrubs and trees are provided, as well as characters that facilitate
their recognition in the Nearctic fauna.