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
Buedingiisphaeridium Buedingiisphaeridium microspinosum Nd Late Llandoverian
Buedingiisphaeridium Buedingiisphaeridium permicum Nd Late Permian
Buedingiisphaeridium Buedingiisphaeridium pyramidale England(Shropshire) Ludlovian
Buedingiisphaeridium Buedingiisphaeridium tremadocum Nd Tremadocian
Buedingiisphaeridium Buedingiisphaeridium triassicum Nd Early Triassic
Caddasphaera Caddasphaera Nd Nd
Caddasphaera Caddasphaera halosa Nd Bajocian
Caddasphaera Caddasphaera treptensis Nd Late Oxfordian
Caiacorymbifer Caiacorymbifer Nd Nd
Caiacorymbifer Caiacorymbifer waldronensis Indiana Early Wenlockian
Calamotriletes Calamotriletes Nd Nd
Calamotriletes Calamotriletes bulbiferus Nd Late Permian
Calamotriletes Calamotriletes robustus Nd Permian
Caldariola Caldariola Nd Nd
Caldariola Caldariola glabra Nd Tremadocian
Calyxiella Calyxiella Nd Nd
Calyxiella Calyxiella izhoriensis Nd Late Cambrian