Author:
Downie,C.
Year:
1974
Title:
Acritarchs from near the Precambrian-Cambrian boundary--A preliminary account.
Reference:
Downie,C. (1974) Acritarchs from near the Precambrian-Cambrian boundary--A preliminary account. Review of Palaeobotany and Palynology Vol. 18 # 1 P. 57- 60
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Genus Species Country(Region) From To
Nevidia Nevidia sp Scotland Cambrian
Pterospermopsimorpha Pterospermopsimorpha sp Norway Cambrian
Pterospermopsimorpha Pterospermopsimorpha sp Scotland Cambrian
Retisphaeridium Retisphaeridium sp Greenland Cambrian
Retisphaeridium Retisphaeridium sp Norway Cambrian
Retisphaeridium Retisphaeridium sp Scotland Cambrian
Symplassosphaeridium Symplassosphaeridium coalitum Scotland Precambriam
Synsphaeridium Synsphaeridium conglutinatum Scotland Precambriam