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Ammonidium lewisii
General
Images
Stratigraphy
Description
Literature
Notes
Year
Author
Title
1954a
Deunff, J.
Microorganismes planctoniques (Hystrichospheres) dans le Devonien du Massif armoricain.
1970
Lister, T.R.
The acritarchs and chitinozoa from the Wenlock and Ludlow Series of the Ludlow and Millichope areas, Shropshire
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