Author:
Volkova,N.A.
Year:
1997
Title:
Paleogeography of phytoplankton at Cambrian-Ordovician boundary
Reference:
Volkova,N.A. (1997) Paleogeography of phytoplankton at Cambrian-Ordovician boundary Paleontologicheskii Zhurnal (Paleontological Journal) Vol. 1997 # 2 P. 13- 19
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Genus Species Country(Region) From To
Baltisphaeridium Baltisphaeridium Italy Early Tremadocian
Baltisphaeridium Baltisphaeridium Canada(Newfoundland) Early Tremadocian
Baltisphaeridium Baltisphaeridium Iran Early Tremadocian
Baltisphaeridium Baltisphaeridium Africa(N.Africa) Early Tremadocian
Baltisphaeridium Baltisphaeridium Argentina Early Tremadocian
Baltisphaeridium Baltisphaeridium North America Late Cambrian
Baltisphaeridium Baltisphaeridium China Late Cambrian
Baltisphaeridium Baltisphaeridium capillatum USSR(Leningrad) Late Cambrian
Baltisphaeridium Baltisphaeridium capillatum Estonia Late Cambrian
Baltisphaeridium Baltisphaeridium capillatum USSR(Yaroslav) Late Cambrian
Baltisphaeridium Baltisphaeridium capillatum Russia Late Cambrian
Baltisphaeridium Baltisphaeridium capillatum Estonia Late Cambrian
Baltisphaeridium Baltisphaeridium capillatum Sweden Late Cambrian
Baltisphaeridium Baltisphaeridium capillatum Norway Late Cambrian
Calyxiella Calyxiella izhoriensis USSR(Arkhangelsk Oblast) Late Cambrian
Calyxiella Calyxiella izhoriensis USSR(Leningrad) Late Cambrian
Calyxiella Calyxiella izhoriensis Russia Late Cambrian