The robber-flies of America north of Mexico
Subtitle: belonging to the subfamilies Leptogastrinae and Dasypogoninae.
Series: Transactions of the American Entomological Society, v. 35; Transactions of the American Entomological Society (1890) -- v. 35
Publisher: American Entomological Society]
Published: 1909
Place of publication: [Philadelphia
Language: eng
Number of pages: 400
Subjects: Robber flies; Diptera -- North America.
Other titles: American Diptera.