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
Duplicisphaeridium Duplicisphaeridium Nd Nd
Duplicisphaeridium Duplicisphaeridium spinigerum Nd Ordovician
Duvernaysphaera Duvernaysphaera Nd Nd
Duvernaysphaera Duvernaysphaera actinota Nd Late Gedinnian
Duvernaysphaera Duvernaysphaera angelae Nd Middle Devonian
Duvernaysphaera Duvernaysphaera aranaides Nd Ludlovian Early Gedinnian
Duvernaysphaera Duvernaysphaera blanca Nd Ludlovian
Duvernaysphaera Duvernaysphaera elongata Nd Late Llandoverian
Duvernaysphaera Duvernaysphaera gothica Nd Silurian
Duvernaysphaera Duvernaysphaera jelinii Nd Wenlockian
Duvernaysphaera Duvernaysphaera kraeuselii Nd Frasnian
Duvernaysphaera Duvernaysphaera lockportensis Nd Wenlockian
Duvernaysphaera Duvernaysphaera magna Nd Wenlockian
Duvernaysphaera Duvernaysphaera oa Nd Late Gedinnian
Duvernaysphaera Duvernaysphaera polyfulcracea Nd Wenlockian
Duvernaysphaera Duvernaysphaera radiata Nd Middle Devonian
Duvernaysphaera Duvernaysphaera stellata Nd Devonian