Publication
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A redescription of the South American Catfish Loricariichthys maculatus (Bloch, 1794), with designation of the lectotype and restriction of its type locality (Pisces, Siluriformes, Loricariidae) Article
Bijdragen tot de dierkunde, 41(1), 10-18.January 1971
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Collocherides astroboae n. gen., n. sp., a siphonostome cyclopoid copepod living in the stomach of basket stars Article
Bijdragen tot de dierkunde, 41(1), 19-22.January 1971
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On a collection of Isaeidae (Crustacea, Amphipoha) from the southern Indian region Article
Bijdragen tot de dierkunde, 41(2), 67-93.January 1971
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Les Gammaridés des eaux continentales et saumâtres du Sud-Est de la région armoricaine et du Nord du Bassin d’Aquitaine Article
Bijdragen tot de dierkunde, 41(1), 52-60.January 1971
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The layered structure of bones of birds as a possible indication of age Article
Bijdragen tot de dierkunde, 41(1), 61-66.January 1971
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A revision of the Sarathrogammarus-group (Crustacea, Amphipoda) Article
Bijdragen tot de dierkunde, 41(2), 94-129.January 1971
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Redescription of Pterygascidia mirabilis Sluiter, 1904 (Ascidiacea, Cionidae), based on the type specimens Article
Beaufortia, 18(240), 191-198.January 1971
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Two new species and one new subspecies of the South American catfish genus Corydoras (Pisces, Siluriformes, Callichthyidae) Article
Beaufortia, 19(250), 89-98.January 1971