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Showing results for tags 'Tylostoma ovatum'.
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From the album: Cenomanian-Turonian Gastropods and Bivalves.
Tylostoma ovatum (Sharpe, 1849), Calcários Apinhoados da Costa D'Arnes formation, Upper Cenomanian-Lower Turonian, Portugal. Pseudomorph of goethite after pyrite resulting from oxidation of the ferrous sulfide to ferric oxyhydroxide 60 mm -
From the album: Cenomanian-Turonian Gastropods and Bivalves.
Tylostoma ovatum (Sharpe, 1849), Calcários Apinhoados da Costa D'Arnes formation, Upper Cenomanian-Lower Turonian, Portugal. Pseudomorph of goethite after pyrite resulting from oxidation of the ferrous sulfide to ferric oxyhydroxide 60 mm -
From the album: Cenomanian-Turonian Gastropods and Bivalves.
Tylostoma ovatum (Sharpe, 1849), Calcários Apinhoados da Costa D'Arnes formation, Upper Cenomanian-Lower Turonian, Portugal. Pseudomorph of goethite after pyrite resulting from oxidation of the ferrous sulfide to ferric oxyhydroxide 60 mm -
From the album: Cenomanian-Turonian Gastropods and Bivalves.
Tylostoma ovatum (Sharpe, 1849), Calcários Apinhoados da Costa D'Arnes formation, Upper Cenomanian-Lower Turonian, Portugal. Pseudomorph of goethite after pyrite resulting from oxidation of the ferrous sulfide to ferric oxyhydroxide 60 mm -
From the album: Cenomanian-Turonian Gastropods and Bivalves.
Tylostoma ovatum (Sharpe, 1849), Calcários Apinhoados da Costa D'Arnes formation, Upper Cenomanian-Lower Turonian, Portugal. -
From the album: Cenomanian-Turonian Gastropods and Bivalves.
Tylostoma ovatum (Sharpe, 1849), Calcários Apinhoados da Costa D'Arnes formation, Upper Cenomanian-Lower Turonian, Portugal. 70 mm -
From the album: Cenomanian-Turonian Gastropods and Bivalves.
Tylostoma ovatum (Sharpe, 1849), Calcários Apinhoados da Costa D'Arnes formation, Upper Cenomanian-Lower Turonian, Portugal. 70 mm