ITALY: Pliocene, Screen 69: Columbelloidea.

Mitrella nassoides Plaisancian, colno 44585, 27 mm	Mitrella scripta Tabianian, colno 39539, 9 mm
Mitrella scripta Plaisancian, colno 40392, 17 mm	Mitrella scripta Astian, colno 40740, 15 mm

Dentaliida	Gadilimorpha	Cocculinoidea	Lepetelloidea	Fissurelloidea	Scissurelloidea	Trochoidea	Cirroidea	Neritoidea	Stromboidea	Rissooidea
Cerithioidea	Vermetoidea	Xenophoroidea	Ptenoglossa	Janthinoidea	Eulimoidea	Buccinoidea	Columbelloidea	Conoidea	Mitroidea	Turbinelloidea
Volutoidea	Muricoidea	Naticoidea	Cypraeoidea	Lamellarioidea	Calyptraeoidea	Tonnoidea	Ficoidea	Architectonicoidea	Pyramidelloidea	Acteonoidea
Bulloidea	Spiratelloidea	Ellobioidea	Helicoidea	Nuculoidea	Nuculanoidea	Arcoidea	Limopsoidea	Mytiloidea	Pterioidea	Pinnoidea
Limoidea	Ostreoidea	Pectinoidea	Anomioidea	Unioidea	Lucinoidea	Galeomatoidea	Carditoidea	Chamoidea	Astartoidea	Cardioidea
Mactroidea	Solenoidea	Tellinoidea	Donacoidea	Dreissenoidea	Glossoidea	Corbiculoidea	Veneroidea	Myoidea	Gastrochaenoidea	Hiatelloidea
Pandoroidea	Clavagelloidea

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