Bos, M. (2004). Population-dynamics of the basket shell, Corbula gibba (Bivalvia, Corbulidae), in the Dutch delta. Vita Malacologica 2: 57-59, plate 14, more

Dekker, H. (2004). The netted dog whelk and its sibling, Nassarius reticulatus and N. nitidus (Gastropoda, Nassariidae), in the Netherlands. Vita Malacologica 2: 69-70, plate 15, more

Faasse, M. (2004). Onoba semicostata (Gastropoda, Rissoidae) in coastal waters of the Netherlands. Vita Malacologica 2: 71-72, plate 16, more

Gittenberger, A.; Schrieken, N. (2004). Octopusses, squids and cuttlefish (Cephalopoda) in the Netherlands. Vita Malacologica 2: 33-38, plates 11-12, more

Gittenberger, E.; Groenenberg, D.; Wesselingh, F. (2004). Mysterious mussels, Mytilus spec. (Bivalvia, Mytilidae), in the Netherlands. Vita Malacologica 2: 50-51, plate 14, more

Gittenberger, E. (2004). The grey top shell, Gibbula cinerea (Gastropoda, Trochidae), finally established in the Dutch delta. Vita Malacologica 2: 67, plate 16, more

Gittenberger, E. (2004). The painted top shell, Calliostoma zizyphinum (Gastropoda, Trochidae), rare but it's there. Vita Malacologica 2: 66, plate 15, more

Gittenberger, E. (2004). The queen scallop, Aequipecten opercularis (Bivalvia, Pectinidae), in the Netherlands. Vita Malacologica 2: 46, plate 14, more

Goud, J.; Gittenberger, E. (2004). Live Lamellaria (Gastropoda, Lamellariidae) in the Netherlands. Vita Malacologica 2: 60, plate 16, more

Goud, J. (2004). The prickly cockle, Acanthocardia echinata (Bivalvia, Cardiidae), recently found in the Oosterschelde. Vita Malacologica 2: 45, plate 13, more

Goud, J. (2004). The recent introduction of the poorly ribbed cockle, Acanthocardia paucicostata (Bivalvia, Cardiidae), in the Grevelingen. Vita Malacologica 2: 39-44, plates 13-14, more

Holsteijn, H. (2004). A cowrie, Trivia arctica (Gastropoda, Triviidae), in the Dutch delta. Vita Malacologica 2: 61-62, plate 16, more

Kokshoorn, B. (2004). Wentletraps (Gastropoda, Epitoniidae) in the Netherlands. Vita Malacologica 2: 63-65, plate 15, more

Nijland, R. (2004). The dog whelk, Nucella lapillus (Gastropoda, Muricidae), in the Netherlands, in particular its occurrence in the Oosterschelde and the Grevelingen. Vita Malacologica 2: 68, plate 15, more

Titselaar, F.F.L.M. (2004). Limpets (Gastropoda, Patellidae) in the Province of Zeeland. Vita Malacologica 2: 54-55, plate 16, more

van Bragt, P.H. (2004). The sea slugs, Sacoglossa and Nudibranchia (Gastropoda, Opisthobranchia), of the Netherlands. Vita Malacologica 2: 3-32, plates 1-10, more

Verkuil, J. (2004). The American razorshell (Bivalvia, Pharidae) in the Oosterschelde and Grevelingen. Vita Malacologica 2: 47-48, plate 14, more