- B.VERDCOURT (1998) A contribution to the knowledge of the genital anatomy of Zingis species with particular attention to Zingis depressa (Germain) (Pulmonata: Urocyclidae)
- F. BOYER, J. NEEFS & A. WAKEFIELD (1998) A new species of Persicula from the Venezuelan region (Gastropoda: Cystiscidae)
- R. LA PERNA (1998) A new Mediterranean Skeneoides (Gastropoda: Skeneidae) from a shallow-water cave
- P. TATTERSFIELD (1998) A new species of Parennea Pilsbry (Gastropoda: Streptaxidae) from the West Usambara mountains, Tanzania
- J.R. ARRÉBOLA BURGOS (1998) On two Andalusian Oestophora species: Oestophora ortizi De Winter & Ripken, 1991 and Oestophora granesae spec. nov. (Gastropoda: Pulmonata)
