Author:
Fensome,R.A.;Williams,G.L.;Barss,M.S.;Freeman,J.M.;Hill,J.M.
Year:
1990
Title:
Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa.
Reference:
Fensome,R.A. et al. (1990) Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. American Association of Stratigraphic Palynologists, Contributions Series # 25 P. 1- 771
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Genus Species Country(Region) From To
Poikilofusa Poikilofusa spinata Nd Middle Ordovician
Poikilofusa Poikilofusa squama Nd Devonian
Poikilofusa Poikilofusa striata Canada(Quebec) Caradocian
Poikilofusa Poikilofusa striatifera Nd Early Gedinnian
Poikilofusa Poikilofusa striatogranulata Nd Late Ordovician
Poikilofusa Poikilofusa syrdenospermatella Nd Ashgillian
Polonosphaeridium Polonosphaeridium Nd Nd
Polonosphaeridium Polonosphaeridium francinae Nd Late Llanvirnian
Polonosphaeridium Polonosphaeridium ordovicum Nd Middle Ordovician
Polyancistrodorus Polyancistrodorus Nd Nd
Polyancistrodorus Polyancistrodorus columbariferus Nd Llandeilian
Polyancistrodorus Polyancistrodorus intricatus Nd Late Ordovician
Polyancistrodorus Polyancistrodorus radiosus Nd Arenigian
Polyancistrodorus Polyancistrodorus taleatus Nd Arenigian
Polycavita Polycavita Nd Nd
Polycavita Polycavita concentrica Nd Late Precambrian
Polydeunffia Polydeunffia Nd Nd