FIGURES 12–17. Gergovia petiti n in Three new species of Cancellariidae (Gastropoda: Neogastropoda) from northeast Brazil with first record of Gergovia for the Atlantic ocean

FIGURES 12–17. Gergovia petiti n. sp. (SEM): 12. Holotype, MZUSP 77067 (Lt 3.7 mm, Wt 2.0 mm), ventral view; 13. Paratype 1, MZUSP 77068 (Lt 3.9 mm, Wt 2.0 mm), lateral view; 14. Paratype 2, MNRJ 10572 (Lt 4.1 mm, Wt 2.2 mm), dorsal view; 15. Holotype, view aperture (La 1.7 mm, Wa 0.8 mm); 16. Paratype 1, MZUSP, detail of protoconch (La 0.4 mm, Wa 0.5 mm); 17. Paratype 2, MNRJ, detail of protoconch (Lp 0.5 mm, Wp 0.5 mm).