Publication
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A Monograph on Spanish Palaeozoic Crinoidea Article
Leidse Geologische Mededelingen, 27(1), 1-189.January 1962
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Triodon macropterus versus Triodon bursarius : an attempt to establish the correct name and authorship Article
Zoologische Mededelingen, 38(4), 77-85.January 1962
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Tenebrionid Beetles of the West Indies Article
Studies on the Fauna of Curaçao and other Caribbean Islands, 13(1), 21-48.January 1962
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Dragon Flies of the Genus Zonophora with special reference to its Surinam representatives Article
Studies on the Fauna of Suriname and other Guyanas, 5(1), 60-69.January 1962
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Neue Scarabaeiden aus Suriname Article
Studies on the Fauna of Suriname and other Guyanas, 5(1), 42-54.January 1962
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A preliminary revision of the Belonidae Article
Zoologische Verhandelingen, 54(1), 1-92.January 1962
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On Blarina pyrrhonota and Echimys macrourus: Two Mammals incorrectly assigned to the Suriname Fauna. Article
Studies on the Fauna of Suriname and other Guyanas, 5(1), 34-41.January 1962
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Une petite collection de Tenebrionidae de Suriname Article
Studies on the Fauna of Suriname and other Guyanas, 5(1), 55-59.January 1962