The fleas of North America
Subtitle: classification, identification, and geographic distribution of these injurious and disease-spreading insects
By: by H.E. Ewing and Irving Fox
Contributors: Fox, Irving, 1912-
Series: Miscellaneous publication / United States Department of Agriculture -- no.       500
Publisher: U.S. Dept. of Agriculture
Published: 1943
Place of publication: Washington, D.C
Language: eng
Number of pages: 143
Subjects: Fleas; Insect pests
Notes: Caption title.

Contribution from Bureau of Entomology and Plant Quarantine.

Includes index.

Bibliography: p. 124-128.