Publication
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Two new and aberrant species of Braconidae (Hymenoptera) from Japan Article
Zoologische Mededelingen, 64(5), 59-70.January 1990
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January 1990
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Miscellaneous Article
Flora Malesiana Bulletin, 10(3), 239-240.January 1990
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Aanvraag streeplijsten 1980-1989 Article
Gorteria: tijdschrift voor de floristiek, de plantenoecologie en het vegetatie-onderzoek van Nederland, 16(4), 121-121.January 1990
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Further observations on fossil and subfossil Odobenid material (Mammalia, Carnivora) from the North Sea Article
Beaufortia, 40(5), 85-101.January 1990
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The Asiatic clam, Corbicula fluminea (Müller, 1774) (Pelecypoda, Corbiculidae), a new immigrant in The Netherlands Article
Bulletin Zoologisch Museum, 12(12), 173-178.January 1990
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Growing knowledge and understanding of dichromatism and sex reversal in Labridae Article
Bijdragen tot de dierkunde, 60(3/4), 225-232.January 1990
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Orophea malabarica (Annonaceae), a new species from Peninsular India Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 35(1), 269-271.January 1990