On Diopsis, a genus of dipterous insects
Subtitle: with descriptions of twenty-one species
By: by J.O. Westwood ; read November 5, 1833, and November 4, 1834
Publisher: R. Taylor
Published: 1837
Place of publication: London
Language: eng
Number of pages: 313
Subjects: Diopsidae; Flies
Notes: Includes bibliographical references.

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In Transactions of the Linnean Society of London (London, England : 1804), v. 17 (1837), p. 283-313.