Publication
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Isoëtes Cleefii H.P. Fuchs, eine weitere neue Isoëtes-Art aus dem kolumbianischen Páramo Article
Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 511(1), 175-182.January 1981
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Comparison of accumulation patterns in layered dentinal tissue of some Odontoceti and corresponding patterns in baleen plates and ear plugs of Balaenopteridae Article
Beaufortia, 31(6), 111-122.January 1981
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Transplantation experiments with Caribbean Millepora species (Hydrozoa, Coelenterata), including some ecological observations on growth forms Article
Bijdragen tot de dierkunde, 51(1), 1-19.January 1981
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Notes on the genus Psathyrella—VII. Psathyrella longicauda versus Psathyrella atrolaminata (= P. melanophylla pr. p. maj., excl. type) Article
Persoonia - Molecular Phylogeny and Evolution of Fungi, 11(3), 359-368.January 1981
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The Sternoptychidae (Pisces, Stomiatoidei) of the Amsterdam Mid North Atlantic Plankton Expedition 1980, with a note on specimens intermediate between Argyropelecus aculeatus Valenciennes, 1849 and A. olfersi (Cuvier, 1829) Article
Beaufortia, 31(4), 97-106.January 1981
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Amphibolites and other metamorphic mafic rocks of the blastomylonitic graben in Western Galicia, NW Spain: field relations and petrography Article
Leidse Geologische Mededelingen, 52(1), 57-71.January 1981
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Wood anatomy of the Palaeotropical Melastomataceae Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 27(2), 395-462.January 1981
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A new species of Ficus (Moraceae) from Costa Rica Article
Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 495(1), 231-233.January 1981