Download or read book Manual of Nearctic Diptera written by J. F. McAlpine and published by Canadian Government Publishing. This book was released on 1981 with total page 680 pages. Available in PDF, EPUB and Kindle. Book excerpt: Manual providing an up-to-date, well-illustrated, easily interpretable means for identifying the families and genera of two-winged flies of America north of Mexico. It is also designed to be a basic reference to a wide spectrum of biosystematic information on Diptera. Vol. I includes morphology and terminology of the adult and larval stages, and keys to the families of the order based on both adults and larvae. It also contains the treatments of the 24 families of the Nematocera and the 19 families of the orthorrhaphous Brachycera.