Malatesta, A. — Malacofauna Pliocenica Umbra.

1974 xi, 498 p., 40 text figures, 32 plates, royal 4to (25 x 32.5 cm), full cloth, spine with leather label with gilt author/title. A well bound copy of this profusely illustrated work. Due to its size and weight, a hard binding such as this one is essential. Text illustrations include distribution maps and protoconchs. Published as Memorie per Servire alla Descrizione della Carta Geologica d'Italia. A few plates with a some light spots, otherwise fine.