1959-1973 contains the following monographs: Vasidae, Turridae 1-2, Pinnidae, Tridacnidae, Gabrielona, Littorinidae, Patellidae, Harpidae, Cassidae, Strombus, Terebellum, Lambis, Cypraea (Zoila), Drupa. In the original blue cloth binders, 4to. For certain groups still the most thorough and important reference work for the region.