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Downiesphaeridium multispinosum
General Images Stratigraphy Description Literature Notes
Year Author Title
Palynology of the Lower Colorado Group, central Alberta, Canada, I. Introduction remarks. Geology and microplankton studies
Les dinoflagellés fossile. Guide pratique de détermination. Les genres à processus et à archéopyle apical.
Review of the fossil dinoflagellate Cleistosphaeridium.
Microflora of the Lower Cretaceous Mannville Group, east-central Canada
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