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 dorofeevii Nd Early Cambrian Middle Cambrian
Baltisphaeridium Baltisphaeridium downiei Nd Kimmeridgian
Baltisphaeridium Baltisphaeridium dubitum Nd Wenlockian Ludlovian
Baltisphaeridium Baltisphaeridium dubium Nd Early Cambrian
Baltisphaeridium Baltisphaeridium duplex Nd Emsian
Baltisphaeridium Baltisphaeridium duvernayense Nd Late Devonian
Baltisphaeridium Baltisphaeridium echinatum Nd Middle Ordovician
Baltisphaeridium Baltisphaeridium echinatum Nd Ordovician
Baltisphaeridium Baltisphaeridium echiniplax Nd Holocene
Baltisphaeridium Baltisphaeridium echinodermum Nd Tarannon
Baltisphaeridium Baltisphaeridium echinoides Nd Middle Oligocene Middle Miocene
Baltisphaeridium Baltisphaeridium echinosum Nd Late Devonian
Baltisphaeridium Baltisphaeridium echinulatum Nd Late Llanvirnian
Baltisphaeridium Baltisphaeridium ehrenbergii Nd Oxfordian
Baltisphaeridium Baltisphaeridium ehrenbergii Nd Early Oxfordian
Baltisphaeridium Baltisphaeridium ehrenbergii Nd Oxfordian
Baltisphaeridium Baltisphaeridium eisenackianum Nd Middle Ordovician