Taxonomy:
Geological Range:
Last occurrence (top): within (-Ma, top in "Holocene" stage).
First occurrence (base): within (-Ma, base in "Holocene" stage).
Plot of occurrence data: <% graph_caption %>
Parsons, M. G. & Anderson, M. M. (2000). Acritarch microfloral succession from the Late Cambrian and Ordovician (early Tremadoc) of Random Island, eastern Newfoundland, and its comparison to coeval microfloras, particularly those of the East European Platform. Contributions Series American Association of Stratigraphic Palynologists. 38: 1-123. gs Volkova, N. A. (1990). middle and upper Cambrian acritarchs in the East-European Platform. Doklady Akademii Nauk SSSR. 454: 1-116. gsReferences:
Acritax - Acritax_Camb - Vulcanisphaera spinulifera by: Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 25-2-2021
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