Publication
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A new Sumatran species of the Rhynchophorous genus Omotemnus Article
Notes from the Leyden Museum, 36(3/4), 170-172.January 1914
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Fauna Simalurensis. Lepidoptera Rhopalocera, fam. Danaidae Article
Notes from the Leyden Museum, 36(1/2), 49-53.January 1914
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On the differences between Danais Limniace, Cram. and Danais melissa Cram Article
Notes from the Leyden Museum, 36(1/2), 54-56.January 1914
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Die Fauna des obereocäns von Nanggulan, auf Java Article
Sammlungen des Geologischen Reichs-Museums in Leiden. Neue Folge, 2(1), 107-222.January 1914
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Fauna Simalurensis. Coleoptera, fam. Lamellicornia, tribus Melolonthini Article
Notes from the Leyden Museum, 36(1/2), 157-161.January 1914
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Neue Melolonthiden-Arten aus der Sammlung des Herrn Dr. H. J. Veth (Haag) Article
Notes from the Leyden Museum, 36(1/2), 148-156.January 1914
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On Bombus senex Voll. (Hymenoptera Aculeata) Article
Notes from the Leyden Museum, 36(3/4), 175-176.January 1914
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Homopteren von Java, gesammelt von Herrn Edw. Jacobson Article
Notes from the Leyden Museum, 36(1/2), 91-147.January 1914