Catalog entries:
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Geological Range:
Last occurrence (top): within Late Paleocene Sub-Epoch (55.96-59.24Ma, top in Thanetian stage). Data source:
First occurrence (base): within Early Paleocene Sub-Epoch (61.61-66.04Ma, base in Danian stage). Data source:
Plot of occurrence data:
Grigorjeva, (1975). (non viso) Radiolyarii verkhnego mela paleogena vostochnogo sklona Urala i Zaural'ya. (In) Novyie Miosporyi, Foraminiferyi, Ostrakodyi i Konodontyi Paleozoya i Mezozoya Urala. . 102-109. gsReferences:

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Lophophaena mugaica compiled by the radiolaria@mikrotax project team viewed: 17-12-2025
Short stable page link: https://mikrotax.org/radiolaria/index.php?id=206072 Go to Archive.is to create a permanent copy of this page - citation notes |