Daughter taxa (time control age-window is: 0-800Ma) | ||||
Vulcanisphaera africana | ||||
Vulcanisphaera spinulifera | ||||
Vulcanisphaera turbata | ||||
Vulcanisphaera sp. |
Taxonomy:
Geological Range:
Last occurrence (top): at top of (100% up, 0Ma, in "Holocene" stage). Data source: Total of ranges of the species in this database
First occurrence (base): within (-Ma, base in "Holocene" stage). Data source: Total of ranges of species in this database
Plot of occurrence data: <% graph_caption %>
Deunff, J. (1961). un microplancton a_ Hystrichosphe_res dans le Tre_madoc du Sahara. Revue de Micropaléontologie. 4: 37-52. gsReferences:
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