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			 Verschuren, J. 1987. 
			L'action des Eléphants et des Hippopotames sur l'Habitat au Parc National des Virunga, Zaïre. Evolution chronologique de leurs populations. 
			  Bull. 57: 5-16 
			Verschuren, J. 1987. 
			Liste commentée des Mammifères des Parcs Nationaux du Zaïre, du Rwanda et du Burundi. 
			  Bull. 57: 17-39 
			Herman, J., Hovestadt-Euler, M. & Hovestadt, D.C. 1987. 
			Contributions to the study of comparative morphology of teeth and other ichthyodorulites in living supraspecific taxa of Chondrichthyan fishes. General introduction. 
			  Bull. 57: 41-42 
			Herman, J., Hovestadt-Euler, M. & Hovestadt, D.C. 1987. 
			Contributions to the study of comparative morphology of teeth and other ichthyodorulites in living supraspecific taxa of Chondrichthyan fishes. Part A: Selachi. No 1: Order: Hexanchiformes - Family: Hexanchidae. Commissural teeth. 
			  Bull. 57: 43-56 
			Decraemer, W. & Gourbault, N. 1987. 
			Marine nematodes from Guadeloupe and other Caribean Islands, VII. The genus Epsilonema (Epsilonematidae). 
			  Bull. 57: 57-77 
			Massin, C. 1987. 
			Reliquiaecava, a new genus of Coralliophilidae ( Mollusca, Gastropoda). 
			  Bull. 57: 79-90 
			Adam, W. 1987. 
			Deux nouvelles espèces de Mollusques Prosobranches terrestres de l'Afrique (Cyclophoridae et Maizaniidae). 
			  Bull: 57: 91-95 
			Massin, C. 1987. 
			Holothuries nouvelles et peu connues récoltées en Indonésie au cours de la Snellius-II Expedition. 
			  Bull. 57: 97-121 
			Fiers, F. 1987. 
			Intercletodes interita n.gen., n.sp. and Orthopsyllus coralliophilus n.sp., two new copepods from the Northern coast of Papua New Guinea (Copepoda, Harpacticoida). 
			  Bull. 57: 123-132 
			Huys, R. 1987. 
			Some morphological observations on the Neobradyidae Olofsson, 1917 (Copepoda, Harpacticoida) including the redescription of Antarcticobradya tenuis (Brady, 1910) comb.nov. 
			  Bull. 57: 133-148 
			Van de Velde, I. 1987. 
			New Mesocyclops species (Copepoda, Cyclopidae) from Papua New Guinea. 
			  Bull. 57: 149-162 
			Wouters, K. 1987. 
			Comontocypris gen. nov., a marine interstitial new genus of the family Pontocyprididae (Crustacea: Ostracoda). 
			  Bull: 57: 163-169 
			Wouters, K. 1987. 
			The genus Mungava Harding, 1962 (Crustacea : Ostracoda) from Indo-Pacific brackish waters, with the description of two new species. 
			  Bull. 57: 171-184 
			
			Ovaere, A.A. 1987. 
			The fur-bearing species of the genus Leucosia from Northern Papua New Guinea, with a description of two new species (Crustacea, Brachyura). 
			  Bull. 57: 185-204 
			 
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