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
Polygonium Polygonium polygonale Nd Silurian
Polygonium Polygonium polygonale Nd Ordovician
Polygonium Polygonium protensum Nd Late Cambrian
Polygonium Polygonium pungens Nd Middle Cambrian Late Cambrian
Polygonium Polygonium spinosum Nd Late Ordovician
Polygonium Polygonium symbolum Nd Tremadocian
Polygonium Polygonium uncinatum Nd Early Ordovician
Polygonium Polygonium verspertinum Nd Early Gedinnian
Polynucella Polynucella Nd Nd
Polynucella Polynucella biconcentrica Nd Middle Sinian
Polyplanifer Polyplanifer Nd Nd
Polyplanifer Polyplanifer exoticum Nd Middle Siegenian Emsian
Polyplanifer Polyplanifer simplex Nd Early Ludlovian
Polyporata Polyporata Nd Nd
Polyporata Polyporata nidia Nd Early Cambrian
Polyporata Polyporata verrucosa Nd Early Cambrian
Polysphaeridium Polysphaeridium Nd Nd