COSTA RICA: Pliocene

Screen 114: Veneroidea
Dosinia dunkeri Dosinia ponderosa
Dosinia dunkeri (32 mm), colno 58948
Montezuma Formation
Dosinia ponderosa (107 mm), colno 58946
Montezuma Formation
Dosinia species Petricola lucasana?
Dosinia species (55 mm), colno 58325
Montezuma Formation
Petricola lucasana? (27 mm), colno 58884
Montezuma Formation
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Dentaliida Gadilimorpha Patelloidea Fissurelloidea Cirroidea Neritoidea Stromboidea Rissooidea
Cerithioidea Vermetoidea Xenophoroidea Janthinoidea Eulimoidea Buccinoidea Columbelloidea Conoidea
Mitroidea Turbinelloidea Volutoidea Muricoidea Naticoidea Cypraeoidea Lamellarioidea Calyptraeoidea
Tonnoidea Ficoidea Architectonicoidea Pyramidelloidea Acteonoidea Bulloidea Pleurotomarioidea Spiratelloidea
Nuculoidea Nuculanoidea Arcoidea Limopsoidea Mytiloidea Pterioidea Pinnoidea Limoidea
Ostreoidea Plicatelloidea Pectinoidea Anomioidea Lucinoidea Carditoidea Chamoidea Crassatelloidea
Cardioidea Mactroidea Tellinoidea Glossoidea Veneroidea Myoidea Hiatelloidea