Cover image for 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)
Title:
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)
Author:
Schuster, Guenter A.
Personal Author:
Publication Information:
Cincinnati, Ohio : Environmental Protection Agency, Office of Research and Development, Environmental Monitoring and Support Laboratory ; Springfield, Va. : for sale by the National Technical Information Service, 1978.
Physical Description:
xii, 129 pages : illustrations ; 29 cm.
General Note:
Issued Oct. 1978.
Language:
English
Added Author:
Format :
Book