British fresh-water Copepoda - Gurney, Robert, 1879 -1950 (Ray Society, 1933)

Bulletin - United States National Museum (G.P.O, 1932)

Bulletin - United States National Museum (G.P.O, 1932)

Bulletin du Muséum national d'histoire naturelle Section A Zoologie, biologie et écologie animales - Muséum national d'histoire naturelle (France) (Muséum national d'histoire naturelle, 1980)

Current bibliography for aquatic sciences and fisheries - Food; Agriculture Organization of the United Nations. Fisheries Division. Biology Branch. (Taylor & Francis ltd, 1967)

Historia naturalis bulgarica - Bŭlgarska akademii︠a︡ na naukite. (Bulgarska akademiia na naukite, 2002)

Historia naturalis bulgarica - Bŭlgarska akademii︠a︡ na naukite. (Bulgarska akademiia na naukite, 2002)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1984)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1984)

Revue suisse de zoologie - Muséum d'histoire naturelle de Genève. (Kundig [etc.], 1984)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1986)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1986)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1986)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1986)

Syllogeus - National Museum of Natural Sciences (Canada) (National Museum of Natural Sciences, 1986)