FIGURES 8–16. 8 in Catalogue of the type specimens deposited in the Mollusca Collection of the Museu Nacional / UFRJ, Rio de Janeiro, Brazil

FIGURES 8–16. 8. Thericium biminiense Pilsbry & McGinty, 1949; paratype MNRJ HSL6151; length: 9.8 mm, width: 5.5 mm. 9. Petalochonchus myrakeenae Absalão & Rios, 1987; paratypes MNRJ 5820. 10. Malea noronhensis Kempf & Matthews, 1969; holotype MNRJ 3493; 10a, frontal view; 10b, apical view; length: 69.6 mm, width: 51.0 mm. 11. Bursa (Colubrellina) natalensis Coelho & Matthews, 1970; holotype MNRJ 3527; 11a, frontal view; 11b, dorsal view; length: 78.5 mm, width: 32.5 mm. 12. Bursa pacamoni Matthews & Coelho, 1971; holotype MNRJ 3528; 12a, frontal view; 12b, dorsal view; length: 28.0 mm, width: 19.1 mm; 12c, operculum. 13. Bursa barcellosi Matthews, Rios & Coelho, 1973; paratype MNRJ 3647; 13a, frontal view; 13b, dorsal view; length: 148.2 mm, width: 75.5 mm. 14. Epitonium mauryi Tursch & Pierret, 1964; paratype MNRJ 3117; 15a, frontal view; 15b, dorsal view; length: 13.5 mm, width: 5.2 mm. 15. Epitonium arnaldoi Tursch & Pierret, 1964; paratype MNRJ 3118; 14a, frontal view; 14b, dorsal view; length: 5.8 mm, width: 2.8 mm. 16. Eulima mulata Rios & Absalão, 1990; paratype MNRJ 5802; length: 15.2 mm, width: 3.1 mm.