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
Pterospermella Pterospermella cerebella Nd Late Gedinnian
Pterospermella Pterospermella chiquitina Nd Middle Siegenian Emsian
Pterospermella Pterospermella circumstriata Nd Emsian
Pterospermella Pterospermella crameri Nd Ordovician
Pterospermella Pterospermella culumbiella Nd Llandoverian
Pterospermella Pterospermella danica Nd Danian
Pterospermella Pterospermella dichlidosis Nd Late Gedinnian
Pterospermella Pterospermella elliptica Nd Early Ludlovian
Pterospermella Pterospermella eruptio Nd Early Famennian
Pterospermella Pterospermella eurypteris Nd Aptian
Pterospermella Pterospermella flosdevonica Nd Frasnian
Pterospermella Pterospermella foveolata Nd Ludlovian
Pterospermella Pterospermella fragalis Nd Wenlockian
Pterospermella Pterospermella ginginensis Nd Senonian
Pterospermella Pterospermella goslarensis Nd Early Jurassic
Pterospermella Pterospermella granulata Nd Late Llandoverian Ludlovian
Pterospermella Pterospermella guapita Nd Middle Siegenian Emsian