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
Unellium Unellium Nd Nd
Unellium Unellium ampullium Nd Late Devonian
Unellium Unellium cornutum Nd Late Devonian
Unellium Unellium elongatum Nd Early Mississippian
Unellium Unellium lunatum Nd Tournaisian
Unellium Unellium oscitans Nd Late Devonian
Unellium Unellium phosphoriense Nd Permian
Unellium Unellium piriforme Nd Middle Devonian Late Devonian
Unellium Unellium winslowiae Nd Middle Devonian Late Devonian
Uniporata Uniporata Nd Nd
Uniporata Uniporata aculeata Nd Ordovician
Uniporata Uniporata bifurcata Nd Early Ordovician
Uniporata Uniporata crassa Nd Early Arenigian
Uniporata Uniporata divulgata Nd Ordovician
Uniporata Uniporata nidia Nd Early Cambrian
Uniporata Uniporata nitida Nd Nd
Uniporata Uniporata pigmalea Nd Ordovician