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On the Bombyliid fauna of South Africa (Diptera) as represented in the South African Museum
Vol 18, Page 1, Date 1921
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The crane-flies of South Africa in the South African museum (Diptera, Tipulidae). Part II
Vol 18, Page 181, Date 1921
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A new genus and species of Tanyderidae (Peringueyomyina barnardi) in the South African museum (Diptera)
Vol 18, Page 231, Date 1921
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Descriptions of some South African Heterocera (Lepidoptera)
Vol 18, Page 235, Date 1921
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The Odonata or Dragonflies of South Africa
Vol 18, Page 245, Date 1921
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South African Crustacea (Part XI of S.A. Crustacea, for the Marine Investigations in South Africa)
Vol 18, Page 453, Date 1921
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Additions to the Bombyliid fauna of South Africa as represented in the South African Museum
Vol 18, Page 469, Date 1921