Synopsis of the families and genera of North American Diptera
Subtitle: exclusive of the genera of the Nematocera and Muscidæ, with bibliography and new species, 1878-88
By: by Samuel W. Williston.
Publisher: J.T. Hathaway
Published: 1984
Place of publication: New Haven [Conn.]
Language: eng
Format: Microform
Number of pages: 46
Subjects: Diptera -- North America.; Entomology -- North America.
Notes: Includes index of families.

Errata--p. 82.

Filmed from a copy of the original publication held by the University of Alberta, Edmonton. Ottawa : Canadian Institute for Historical Microreproductions, 1984.

84 p. ; 22 cm.