A revision of the North American aphids of the genus Myzus - Mason, Preston W. (Preston Walter), 1889- (Washington, D.C. : U.S. Dept. of Agriculture, 1940)
Caption title.
Contribution from Bureau of Entomology and Plant Quarantine.
"The drawing ... were made by Amy Awl and H.B. Bradford."--Foot-note, p. 1.
Bibliography: p. 21-22.
Copy 2: Amer. Ent. Soc. QL523.A6M3.
Includes index.
Keywords: Myzus -- Classification