...and the larvae are frequently collected in benthic samples. Adults, however, Oliver S. Flint, Jr., Department of Entomology, National Museum of Natural...History, Smithsonian Institution, Washington, DC 20560. are infrequently collected, at least in eastern North America. The reason for their scarcity in collections...

...Museum of Comparative Zoology, Harvard University, Cambridge. MA 02138, USA Erwin. Dr. Terry, L. — Department of Entomology. National Museum of Natural...Smithsonian Institution, Washington. DC 20560. USA Howden. Dr. Henry F. — Biology Department, Carleton University, Colonel By Drive, Ottawa, Ontario,...

...Ecology and Evolutionary Biology, University of Connecticut, Storrs, Connecticut 06269-3042, USA 2 Department of Entomology , National Museum of Natural...Smithsonian Institution, Washington, DC 20560, USA CONTENTS 1. Introduction 2. The organization of terrestrial biodiversity 3. Richness and complementarity...