Introduction / by C. Gordon Hewitt -- pt. A. Collembola / by Justus W. Folsom -- pt. B. Neuropteroid insects / by Nathan Banks -- pt. C. Diptera: Crane-flies / by Charles P. Alexander. Mosquitoes / by Harrison G. Dyar. Diptera (excluding Tipulidae and
Culicidae) / by J.R. Malloch -- pt. D. Mallophaga and Anoplura: Mallophaga / by A.W. Baker. Anoplura / by G.F. Ferris and G.H.F. Nuttall -- pt. E. Coleoptera: Forest insects including Ipidae, Cerambycidae and Buprestidae / by J.M. Swaine. Carabidae and Silphidae / by H.C. Fall. Coccinellidae, Elateridae, Chrysomelidae and Rhynchophora (excluding Ipidae) / by C.W. Leng. Dystiscidae / by J.D. Sherman, Jr. -- pt. F. Hemiptera / by Edward P. Van Duzee -- pt. G. Hymenoptera and plant galls: Sawflies (Tenthredinoidea) / by Alex. D. MacGillivray. Parasitic hymenoptera / by Charles T. Brues. Wasps and bees / by F.W.L. Sladen. Plant galls / by E. Porter Felt -- pt. H. Spiders, mites and myriapods: Spiders / by J.H. Emerton. Acarina / by Nathan Banks. Chilopeda / by Ralph V. Chamberlin -- pt. I. Lepidoptera / by Arthur Gibson -- pt. J. Orthoptera / by E.M. Walker -- pt. K. Insect life on the western Arctic coast of America / by Frits Johansen -- pt. L. General index.
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