1980 120 p., 281 text figures, paperbound. Very good copy.Includes excellent descriptions and illustrations of new and seldom-seen species, and important taxonomical conclusions and nomenclatural corrections.
1986 278 p. [= pp. 298-576], 543 text figures, paperbound.With ex libris of Cor Karnekamp. Very good copy.Includes excellent descriptions and illustrations of new and seldom-seen species, and important taxonomical conclusions and nomenclatural corrections. Published as Supplemento 2 of the Bollettino Malacologico.
1985 174 p. [= pp. 122-296], 442 text figures, paperbound. Very good copy.Includes excellent descriptions and illustrations of new and seldom-seen species, and important taxonomical conclusions and nomenclatural corrections. Published as Supplemento 1 of the Bollettino Malacologico.
2001 116 p., 50 figures, 4to, stapled. Published in: The Veliger.