![Nieuwe Leidsche Courant | 18 augustus 1948 | pagina 1 - Historische Kranten, Erfgoed Leiden en Omstreken Nieuwe Leidsche Courant | 18 augustus 1948 | pagina 1 - Historische Kranten, Erfgoed Leiden en Omstreken](https://images.memorix.nl/lei/thumb/640x480/737cc8de-8458-ac39-f27e-e308a7e0dc37.jpg)
Nieuwe Leidsche Courant | 18 augustus 1948 | pagina 1 - Historische Kranten, Erfgoed Leiden en Omstreken
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PDF) Stevns Klint, Denmark: Uppermost Maastrichtian chalk, Cretaceous-Tertiary boundary, and lower Danian bryozoan mound complex
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PDF) Roveacrinida (Crinoidea, Articulata) from the Santonian-Maastrichtian (Upper Cretaceous) of England, the US Gulf Coast (Texas, Mississippi) and southern Sweden
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PDF) Roveacrinida (Crinoidea, Articulata) from the Santonian-Maastrichtian (Upper Cretaceous) of England, the US Gulf Coast (Texas, Mississippi) and southern Sweden
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PDF) Roveacrinida (Crinoidea, Articulata) from the Santonian-Maastrichtian (Upper Cretaceous) of England, the US Gulf Coast (Texas, Mississippi) and southern Sweden
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PDF) Stevns Klint, Denmark: Uppermost Maastrichtian chalk, Cretaceous-Tertiary boundary, and lower Danian bryozoan mound complex
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PDF) Stevns Klint, Denmark: Uppermost Maastrichtian chalk, Cretaceous-Tertiary boundary, and lower Danian bryozoan mound complex
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PDF) Stevns Klint, Denmark: Uppermost Maastrichtian chalk, Cretaceous-Tertiary boundary, and lower Danian bryozoan mound complex
![PDF) Roveacrinida (Crinoidea, Articulata) from the Santonian-Maastrichtian (Upper Cretaceous) of England, the US Gulf Coast (Texas, Mississippi) and southern Sweden PDF) Roveacrinida (Crinoidea, Articulata) from the Santonian-Maastrichtian (Upper Cretaceous) of England, the US Gulf Coast (Texas, Mississippi) and southern Sweden](https://www.researchgate.net/profile/Andy-Gale/publication/305371147/figure/fig3/AS:896454721810434@1590742869351/Evolution-of-the-holasteroid-echinoid-Hagenowia-modified-after-Gale-and-Smith-1982-and_Q320.jpg)