A manual for the identification of the larvae of the caddisfly genera Hydropsyche pictet and Symphitopsyche ulmer in eastern and central North America (Trichoptera: hydropsychidae)
By: by Guenter A. Schuster, State Biological Survey of Kansas, and David A. Etnier, Dept. of Zoology, University of Tennessee
Contributors: Etnier, David A., joint author; Environmental Monitoring and Support Laboratory (Cincinnati, Ohio); University of Tennessee, Knoxville. Dept. of Zoology; State Biological Survey of Kansas
Series: Environmental monitoring series ; EPA-600/4-78-060
Publisher: Environmental Protection Agency, Office of Research and Development, Environmental Monitoring and Support Laboratory; for sale by the National Technical Information Service
Published: 1978
Place of publication: Cincinnati, Ohio; Springfield, Va
Language: eng
Number of pages: 129
Subjects: Caddisflies -- North America -- Handbooks, manuals, etc; Insects -- Larvae
Notes: Issued Oct. 1978

Bibliography: p. 107-115