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Subject
- Paleontology25
- Geology, Stratigraphic14
- Geology12
- Paleobotany7
- Ammonoidea6
- Foraminifera, Fossil3
- Bivalves, Fossil2
- Coasts2
- Coilopoceratidae2
- Gastropoda, Fossil2
- Menuites oralensis2
- Menuites portlocki complexus2
- Plants, Fossil2
- Rhaeboceras2
- Sedimentary rocks2
- Volcanic ash, tuff, etc2
- Belemnites1
- Bivalves1
- Earth temperature1
- Groundwater1