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
Baltisphaeridium Baltisphaeridium oligopsakium Nd Ashgillian
Baltisphaeridium Baltisphaeridium omnivagum Nd Arenigian
Baltisphaeridium Baltisphaeridium orbiculare Nd Early Cambrian
Baltisphaeridium Baltisphaeridium orbum Nd Caradocian Ashgillian
Baltisphaeridium Baltisphaeridium ordovicum Nd Early Ordovician
Baltisphaeridium Baltisphaeridium ornatum Nd Early Cambrian
Baltisphaeridium Baltisphaeridium osgoodense Nd Llandoverian
Baltisphaeridium Baltisphaeridium pachyacanthum Nd Early Caradocian
Baltisphaeridium Baltisphaeridium paleozoicum Nd Tournaisian
Baltisphaeridium Baltisphaeridium palidodigitatum Nd Gedinnian Emsian
Baltisphaeridium Baltisphaeridium palmatum Nd Late Cretaceous
Baltisphaeridium Baltisphaeridium palmitellum USA Llandoverian Wenlockian
Baltisphaeridium Baltisphaeridium panderi USSR(Pre-Baltic) Middle Cambrian
Baltisphaeridium Baltisphaeridium panniforme Nd Middle Oligocene
Baltisphaeridium Baltisphaeridium papillatum Nd Late Devonian
Baltisphaeridium Baltisphaeridium papillosum USSR(Pre-Baltic) Late Cambrian
Baltisphaeridium Baltisphaeridium paraguaferum Nd Late Ludlovian Emsian