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Studies in Oriental Corduliidae (Odonata) I
Vol 114, Page 1, Date 1971
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A catalogue of the type-specimens of Odonata preserved in the Netherlands with a supplementary list of the Odonata types described by Dutch scientists deposited in foreign institutional collections
Vol 114, Page 65, Date 1971
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Descriptions d'Attacidae (Saturniidae) nouveaux d'Amerique Centrale et du Sud (Lepidoptera)
Vol 114, Page 141, Date 1971
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Amorphacarus parvisetosus spec. nov. (Myobiidae, Trombidiformes), from Neomys fodiens Pennant (Soricidae)
Vol 114, Page 163, Date 1971
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Life cycle of Melesodectes auricularis Fain & Lukoschus (Glycyphagidae, Sarcoptiformes)
Vol 114, Page 173, Date 1971
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Four new species of the genus Psorergates Tyrell, from European hosts (Acari, Psorergatidae)
Vol 114, Page 185, Date 1971
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The genus Buathra Cameron in Europe (Hymenoptera, Ichneumonidae)
Vol 114, Page 201, Date 1971
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A new species of Cryptus from the Canary Islands (Hymenoptera, Cryptinae)
Vol 114, Page 209, Date 1971
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Additional notes on the genus Trychosis Foerster in Europe (Hymenoptera, Cryptinae)
Vol 114, Page 213, Date 1971
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Die Tipuliden der Benelux-Länder (Diptera, Tipulidae)
Vol 114, Page 217, Date 1971
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New species of the Papuan genus Tafaia Valck Lucassen (Coleoptera, Cetoniidae)
Vol 114, Page 239, Date 1971
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Life histories of species in the Pardosa puttata group, a study of ten populations in the Netherlands (Araneae, Lycosidae)
Vol 114, Page 255, Date 1971