Author:
Jardin©,S.
Year:
1972
Title:
Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian.
Foreign title:
Microplancton (Acritarches) et limites stratigraphiques du Silurien Terminal au Devonien Superieur.
Reference:
Jardin©,S. (1972) Microplankton (Acritarchs), and the stratigraphic limits of the Upper Silurian to Upper Devonian. [ Microplancton (Acritarches) et limites stratigraphiques du Silurien Terminal au Devonien Superieur. ] CongrЁs International de Stratigraphie et de G©ologie du CarbonifЁre.Comptes Rendus.7e.Krefeld Vol. 1 P. 313- 323
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Genus Species Country(Region) From To
Veryhachium Veryhachium stelligerum Spain Ludlovian Emsian
Visbysphaera Visbysphaera Algeria Ludlovian Gedinnian
Visbysphaera Visbysphaera France Ludlovian Gedinnian
Visbysphaera Visbysphaera Brazil Ludlovian Gedinnian
Visbysphaera Visbysphaera Europe Ludlovian Gedinnian
Visbysphaera Visbysphaera Canada Ludlovian Gedinnian
Visbysphaera Visbysphaera dilatispinosa Algeria Ludlovian Gedinnian
Visbysphaera Visbysphaera dilatispinosa Spain Ludlovian Gedinnian