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Polystephanosphaera paracalathus
General Images Stratigraphy Description Literature Notes
Year Author Title
Records of the occurrence of Botryococcus braunii, Pediastrum and the Hystrichosphaerideae in Cainozoic deposits of Australia
New Hystrichospheres from the Upper Jurassic of Dorset
Systematophora Klement and Polystephanosphaera Sarjeant
The complex chorate dinoflagellate cysts of the Bathonian to Oxfordian (Jurassic): their taxonomy and stratigraphic significance
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