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Pachysphaeridium brevispinosum
General Images Stratigraphy Description Literature Notes
Year Author Title
Neue Mikrofossilien des Baltischen Silurs 1.
Hystrichosphaerideen und verwandte Formen in baltischen Silur.
The Ordovician acritarch genus Pachyshaeridium Burmann 1970: new, revised and reassigned species
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