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
Cymbosphaeridium Cymbosphaeridium gueltaense Nd Ludlovian
Cymbosphaeridium Cymbosphaeridium pilar Nd Ludlovian
Cymbosphaeridium Cymbosphaeridium pilar Nd Ludlovian
Cymbosphaeridium Cymbosphaeridium pilar Nd Silurian
Cymbosphaeridium Cymbosphaeridium pilar Nd Early Gedinnian
Cymbosphaeridium Cymbosphaeridium pilaroides Nd Early Gedinnian
Cymbosphaeridium Cymbosphaeridium ravum Nd Wenlockian
Cyratosphaerina Cyratosphaerina Nd Nd
Cystidiopsis Cystidiopsis Nd Nd
Cystidiopsis Cystidiopsis certa Nd Middle Miocene
Dactylofusa Dactylofusa Nd Nd
Dactylofusa Dactylofusa ampulliformis Belgium Silurian
Dactylofusa Dactylofusa analota Oklahoma Ashgillian
Dactylofusa Dactylofusa arabicae Nd Nd
Dactylofusa Dactylofusa arenacea Argentina(San Juan) Ludlovian
Dactylofusa Dactylofusa blanca Nd Ludlovian Early Gedinnian
Dactylofusa Dactylofusa cabottii New York Late Llandoverian