Aquatic diptera.
By: O.A. Johannsen.
Series: Memoir / Cornell University Agricultural Experiment Station -- 177.; Memoir (Cornell University. Agricultural Experiment Station) -- 177.
Publisher: Cornell University
Published: 1935
Place of publication: Ithaca, N.Y
Language: eng
Number of pages: 62
Subjects: Diptera
Notes: Includes index.

Bibliography: p. 58-61.