Author:
Lentin,J.K.;Williams,G.L.
Year:
1993
Title:
Fossil dinoflagellates: index to genera and species. 1993 edition.
Reference:
Lentin,J.K. et al. (1993) Fossil dinoflagellates: index to genera and species. 1993 edition. American Association of Stratigraphic Palynologists, Contributions Series # 28 P. 1- 856
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Genus Species Country(Region) From To
Pirumella Pirumella rhombica Nd Rhaetian
Pirumella Pirumella robinsonii Nd Albian
Pirumella Pirumella robinsonii Nd Barremian
Pirumella Pirumella robinsonii Nd Albian
Pirumella Pirumella rockeri Nd Late Aptian Middle Albian
Pirumella Pirumella sheilasantawae Nd Albian
Pirumella Pirumella sliteri Nd Late Hauterivian
Pirumella Pirumella spathulata Nd Late Callovian Early Oxfordian
Pirumella Pirumella sphenifera Nd Early Cenomanian
Pirumella Pirumella spinosa Nd Early Barremian
Pirumella Pirumella squalida Nd Late Cenomanian
Pirumella Pirumella squalida Nd Albian
Pirumella Pirumella strobila Nd Early Barremian
Pirumella Pirumella tanyphloia Nd Early Barremian
Pirumella Pirumella thayeri Nd Oxfordian Tithonian
Pirumella Pirumella transitoria Nd Campanian
Pirumella Pirumella usheri Nd Maastrichtian