FRANCE: Miocene, Serravalian, Screen 41: Lamellarioidea, Calyptraeoidea.

Trivia arctica burdigalensis Trivia michelottii
Trivia arctica burdigalensis (13 mm) Trivia michelottii (8 mm)
Trivia species Calyptraea chinensis taurostriatellata
Trivia species (5 mm) Calyptraea chinensis taurostriatellata (29 mm)
Nautiloidea Patelloidea Fissurelloidea Scissurelloidea Cirroidea Neritoidea Stromboidea Cyclophoroidea Cerithioidea Vermetoidea
Xenophoroidea Buccinoidea Columbelloidea Conoidea Mitroidea Turbinelloidea Volutoidea Muricoidea Naticoidea Cypraeoidea
Lamellarioidea Calyptraeoidea Tonnoidea Ficoidea Architectonicoidea Acteonoidea Bulloidea
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