Geological Range: Last occurrence (top): within (-Ma, top in "Holocene" stage). First occurrence (base): within (-Ma, base in "Holocene" stage).
Plot of occurrence data:
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References:
Paalits, I. (1995). Acritarchs from the Cambrian-Ordovician boundary beds at Tonismagi, Tallinn, North Estonia. Eesti NSV Teaduste Akadeemia Toimetised Geoloogia. 44(2): 87-96. gs
Potter, T. L., Pedder, B. E. & Feist-Burkhardt, S. (2012). Cambrian Furongian Series acritarchs from the Comley area, Shropshire, England. Journal of Micropalaeontology. 31(1): 1-28. gs
Acritax - Acritax_Camb - Stelliferidium cortinulamorphumby: Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 8-3-2026