, Agriculture and Agri-Food Canada, Central Experimental Farm, Saunders Building #49, Ottawa, Ontario K1A 0C6, Canada

• The Canadian Field-Naturalist Vol. 118 No. 1 (2004) - Notes
  The Northern True Katydid, Pterophylla camellifolia (Orthoptera: Pseudophyllidae), at Ottawa, Ontario
  Abstract  PDF