skippers of the genus Hesperia in western North America
Subtitle: with special reference to California (Lepidoptera: Hesperiidae)
Series: University of California publications in entomology -- v. 35
Publisher: University of California Press
Published: 1964
Place of publication: Berkeley
Language: eng
Number of pages: 230
Subjects: Hesperia; Butterflies -- North America
Notes: Bibliography: p. 179-193.