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Notes: Stamp date in MCZ library: 1939.10.16.

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Westwood, J. O. 1835. [Untitled. Introduced by: "Specimens were exhibited, partly from the collection of the Rev. F. W. Hope, and partly from that of Mr. Westwood, of various Hymenopterous insects, which Mr. Westwood regarded as new to science."]. Proceedings of the Zoological Society of London 3:68-72. PDF

Notes: Date of publication from Waterhouse (1937).