1987-1991 In issues. Includes “Conidae of the Solomon Islands. parts 1-3”, “Revision of Vexillum alauda and its closely related species”, “Nomenclatural list of all the patelliform genera arised from the genus Patella Linnaeus, 1758”, Inventarisation of the recent European and West African Cardiidae”, and much more.We added the Gloria Maris Mededelingsblad 1988-1993.