Published in Malacologia, in 1996, in volume 37, pages 163-332
Published in Malacologia, in 1996, in volume 37, pages 443-511
Published in Malacologia, in 1996, in volume 38, pages 203-212
Published in Malacologia, in 1996, in volume 38, issue 1-2, pages 33-34
Published in Malacologia, in 1996, in volume 38, issue 1-2, pages 87-102