- Author:
- Davey,R.J.;Williams,G.L.
- Year:
- 1966
- Title:
- The genus Hystrichosphaeridium and its allies. (In: Studies on Mesozoic and Cainozoic Dinoflagellate Cysts. R.J.Davey, C.Downie, W.A.S.Sarjeant and G.L.Williams)
- Reference:
- Davey,R.J. et al. (1966) The genus Hystrichosphaeridium and its allies. (In: Studies on Mesozoic and Cainozoic Dinoflagellate Cysts. R.J.Davey, C.Downie, W.A.S.Sarjeant and G.L.Williams) British Museum (Natural History) Geology, Bulletin, Supplement # 3 P. 53- 106
- Google Academy:
- try to search by title in english
Genus | Species | Country(Region) | From | To |
---|---|---|---|---|
Polysphaeridium | Polysphaeridium marsupium | USA | Early Cretaceous | |
Polysphaeridium | Polysphaeridium perovatum | USA | Early Cretaceous | |
Polysphaeridium | Polysphaeridium tribrachiosum | USA | Early Cretaceous | |
Cordosphaeridium | Cordosphaeridium | W.Germany(Schleswig) | Late Eocene |