Publication
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Palaeo- and archaeostomatopods (Hoplocarida, Crustacea) from the Bear Gulch Limestone, Mississippian (Namurian), of central Montana Article
Contributions to Zoology, 67(3), 155-185.January 1998
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Pyramidellidae (Mollusca, Gastropoda, Heterobranchia) collected during the Dutch CANCAP and MAURITANIA expeditions in the south-eastern part of the North Atlantic Ocean (part 1). CANCAP-project. Contributions, no. 119 Article
Zoologische Verhandelingen, 321(1), 1-57.January 1998
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The hydrozoan work of Prof. Wim Vervoort Article
Zoologische Verhandelingen, 323(2), 17-19.January 1998
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Bargmannia lata, an undescribed species of physonect siphonophore (Cnidaria: Hydrozoa) from Canadian Pacific waters Article
Zoologische Verhandelingen, 323(11), 141-147.January 1998
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The myrmecophilous species of Myristica (Myristicaceae) from New Guinea Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 43(1), 165-182.January 1998
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In Memoriam Cornelis (Kees) Kalkman (1928—1998) Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 43(2), 257-264.January 1998
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A case study of variation in two nominal species of Sinularia (Coelenterata: Octocorallia), S. brassica May, 1898, and S. dura (Pratt, 1903), with a proposal for their synonymy Article
Zoologische Verhandelingen, 323(23), 277-309.January 1998
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A new combination in Cadetia (Orchidaceae) Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 43(1), 116-116.January 1998