Publication
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Fauna Simalurensis. Coleoptera, fam. Dytiscidae Article
Notes from the Leyden Museum, 36(3/4), 173-174.January 1914
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Fauna Simalurensis. Coleoptera, fam. Lamellicornia, tribus Rutelini Article
Notes from the Leyden Museum, 36(1/2), 81-90.January 1914
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Die botanischen Ergehnisse der Elbert’schen Sunda-Expedition des Frankfurter Vereins für Geographie und Statistik, II Article
Mededeelingen van 's Rijks Herbarium, Leiden, 22(1), 1-20.January 1914
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On three species of the Coleopterous genus Helota Article
Notes from the Leyden Museum, 36(3/4), 165-169.January 1914
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Studien über indo-australische Lepidopteren. Fauna Simalurensis Article
Notes from the Leyden Museum, 36(3/4), 193-258.January 1914
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The Land- and Freshwater-Molluscs of the Dutch West-Indian Islands Article
Notes from the Leyden Museum, 36(3/4), 177-189.January 1914
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Zur Anatomie und Biologie der neuen Hydrocharis-Arten aus Neuguinea Article
Mededeelingen van 's Rijks Herbarium, Leiden, 21(1), 1-2.January 1914
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Fauna Simalurensis. Amphibia Article
Notes from the Leyden Museum, 36(3/4), 259-262.January 1914