FIGURE 20. A, B. Vermetus spirintortus Monterosato, 1892 in Catalogue of the primary types of marine molluscan taxa described by Tommaso Allery Di Maria, Marquis of Monterosato, deposited in the Museo Civico di Zoologia, Roma

FIGURE 20. A, B. Vermetus spirintortus Monterosato, 1892, Algeria, L. 2.4 mm, with original label (MCZR–M–21264); C, D. Vermetus verrucosus Monterosato, 1878, Aspra, Palermo (Sicily), L. 56.5 mm, with original labels (MCZR–M–5796). E, F. Pollia coccinea Monterosato, 1884, Palermo (Sicily), H. 15.5 mm, with original labels (MCZR–M–30028); G, H. Columbella cuneata Monterosato, 1892, Sfax (Tunisia), H. 19.94 mm, with original label (MCZR–M–18594); I, J. Mitrella hidalgoi Monterosato, 1889, Cadiz (Morocco) H. 6.5 mm (ex Hidalgo coll.), with original labels (MCZR–M–18486); K, L. Pseudofusus gigliolii Monterosato, 1890, 'Spedizione italiana del Washington', H. 23.0 mm, with original label (recto-verso) (MCZR–M– 17431); M, N. Pseudofusus labronicus Monterosato, 1884, Livorno (Italy), H. 13.3 mm, with original labels (MCZR–M– 30029); O, P. Pseudofusus latiroides Monterosato, 1890 ex Di Blasi ms., fossil of Monte Pellegrino (Sicily), H. 28.2 mm, with original label (MCZR–M–17365); Q–S. Pseudofusus parvulus Monterosato, 1884, paralectotypes, Palermo (Sicily), H. 11.1 mm and H. 12.6 mm, with original label (MCZR–M–17464); T, U. Trophon rusticulus Monterosato, 1880, coasts of Barberia (Tunisia), H. 9.2 mm, with original labels (MCZR–M–17419).