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 %>
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. gsReferences:
Taxon Search | Advanced Search |