Publication
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Tumours of reptiles 4. Multiple osteomas in the lizard Laceria viridis Article
Beaufortia, 7(79), 1-9.January 1958
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Agrimonia odorata (Gouan) Mill. in Friesland Article
Correspondentieblad ten dienste van de floristiek en het vegetatie-onderzoek van Nederland, 7(1), 77-78.January 1958
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On Choniostoma and Heptalobus (Copepoda, Choniostomatidae) Article
Beaufortia, 7(80), 11-14.January 1958
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Fossil Bovidae from the Malay Archipelago and the Punjab Article
Zoologische Verhandelingen, 38(1), 1-112.January 1958
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Cyatheaceae Article
Flora Malesiana - Series 2, Pteridophyta, 1(1), 65-176.January 1959
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The Lycosidae and Pisauridae (Araneae) of the Netherlands Article
Zoologische Verhandelingen, 42(1), 1-78.January 1959
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On Eumenes Arcuatus (Fabricius) and some Allied Indo-australian wasps (Hymenoptera, Vespidae) Article
Zoologische Verhandelingen, 41(1), 1-71.January 1959
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Contribution to the knowledge of the Indo-Australian Pseninae (Hymenoptera, Sphecidae) Article
Zoologische Verhandelingen, 39(1), 1-69.January 1959