Systematics of the genus Rhyacophila (Trichoptera:Rhyacophilidae) in western North America with special reference to the immature stages
By: by Janet Lee Wold.
Published: 1973
Language: eng
Number of pages: 229
Subjects: Rhyacophila.
Notes: Typescript (photocopy).

Thesis (M.S.)--Oregon State University, 1974.

Includes bibliography.