Taxonomy:
Published descriptions
Morphology:
Size:
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 %>
Cramer, F. H. & Diez, M. d. C. R. (1972). Subsurface Section from Portuguese Guinea Dated by Palynomorphs as Middle Silurian. Bulletin of the American Association of Petroleum Geologists. 56(11, Part 1): 2271-2272. gs Missing or ambiguous references: Vanguestaine 1978; References:
Acritax - Acritax_Camb - Timofeevia by: Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 17-5-2022
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