Language: Italian
The introduction presents the internal characteristics and the hinge detail of some species of the Order Arcoida, Limoida, Mytiloida, Pectinida and Pterioida. Volume 10 describes 69 fossil shell species included in the Superorder Pteriomorphia. The families included are: Arcidae (11 species), Glycymeridae (3 species), Noetiidae (1 species), Limopsidae (4 species), Limidae (3 species), Mytilidae (10 species), Pectinidae (21 species), Propeamussidae (1 species), Spondylidae (3 species), Anomiidae (1 species), Placunidae (1 species), Plicatulidae (1 species), Pteriidae (1 species), Isognomonidae (1 species), Ostreidae (2 species), Crassostreidae (1 species), Griphaeidae (1 species), Pinnidae (2 species). The chronostratigraphical distributions of Anadara diluvii, Chlamys multistriata, Anomia ephippium, and Ostrea edulis are illustrated by one European map.
Every species is accompanied by the original name and the book’s title where the author described it. This is followed by a large bibliography, the distinguishing characteristics, and, where possible, the original diagnosis. Also included is a list of the fossil beds and their temporal and spatial distribution. Finally. observations on similar species and comments on nomenclature and ecological spaces are given. There are alphabetic indices by species name and generic and subgeneric name. The bibliography lists 371 titles.
One new species is described: Gregariella pliocenica.