Publication
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De mariene mollusken van Ameland Article
Basteria, 37(3/4), 63-70.January 1973
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Some remarks about Alvania deliciosa (Jeffreys, 1884) Article
Basteria, 37(3/4), 71-76.January 1973
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On the relations of some freshwater Mollusca of the Balkan Peninsula and Asia Minor Article
Basteria, 37(3/4), 77-84.January 1973
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Notes on land slugs, 20-21 Article
Basteria, 37(3/4), 85-92.January 1973
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Notes on recent and fossil Neritidae 3: erratum Article
Basteria, 37(3/4), 93-93.January 1973
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Systematical notes on Cardium edule L. and Cardium glaucum Brug. in the Netherlands I Article
Basteria, 37(5/6), 95-112.January 1973
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Index to the neotropical land Mollusca described by Alcide d’Orbigny, with notes on the localities of the mainland species Article
Basteria, 37(5/6), 113-135.January 1973
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Boekbespreking Article
Basteria, 37(5/6), 136-136.January 1973