Forest insects in Illinois.
By: by J.R. Malloch.
Contributors: Illinois. Natural History Survey Division.
Series: Bulletin / State of Illinois. Dept. of Registraion and Education. Division of the Natural History Survey -- v. 13, art. 14.; Bulletin (Illinois. Natural History Survey Division) -- v. 13, art. 14.
Publisher: Printed by authority of the State of Illinois
Published: 1921
Place of publication: Urbana, Ill
Language: eng
Number of pages: 361
Subjects: Diptera -- Illinois.
Other titles: Subfamily Ochthiphilinae (Diptera, family Agromyzidae)