COSTA RICA: Pliocene

We visited Costa Rica in 1993 and 1994. There still seems to be some confusion about the border between Pleiocene and Pliocene deposits. We decided to place all our shell in the pliocene but will give you on the screens more info about the formation or the locality.

Screen 1: Dentaliida
Dentalium dissimile Dentalium pyrum
Dentalium dissimile (18 mm), colno 30646
Rio Banana Formation
Dentalium pyrum (6 mm), colno 30647
Rio Banana Formation
Dentalium species Dentalium species
Dentalium species (17 mm), colno 58874
Montezuma Formation
Dentalium species (19 mm), colno 58920
Montezuma Formation
Next Back to general survey collections
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