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
Hystrichosphaeridium Hystrichosphaeridium sylhetii Nd Eocene
Hystrichosphaeridium Hystrichosphaeridium toyetae Nd Middle Siegenian Emsian
Hystrichosphaeridium Hystrichosphaeridium trifurcatum Nd Ordovician
Hystrichosphaeridium Hystrichosphaeridium trifurcatum Nd Late Givetian
Hystrichosphaeridium Hystrichosphaeridium trifurcatum Nd Late Givetian
Hystrichosphaeridium Hystrichosphaeridium trifurcatum Nd Ordovician
Hystrichosphaeridium Hystrichosphaeridium triplicativum Nd Early Ordovician
Hystrichosphaeridium Hystrichosphaeridium trispiculare Nd Arenigian Caradocian
Hystrichosphaeridium Hystrichosphaeridium trispinosum Nd Silurian
Hystrichosphaeridium Hystrichosphaeridium trisulcum Nd Nd
Hystrichosphaeridium Hystrichosphaeridium tshunense Nd Middle Ordovician
Hystrichosphaeridium Hystrichosphaeridium tuberatum Nd Early Ordovician
Hystrichosphaeridium Hystrichosphaeridium tuberosum Nd Late Givetian
Hystrichosphaeridium Hystrichosphaeridium veliferum Nd Tremadocian
Hystrichosphaeridium Hystrichosphaeridium venustum W.Germany(Bavaria) Late Givetian
Hystrichosphaeridium Hystrichosphaeridium viticulosum Nd Middle Ordovician
Hystrichosphaeridium Hystrichosphaeridium vitile Nd Middle Ordovician