Author:
Hart,M.B.
Year:
1991
Title:
The Late Cenomanian Calcisphere Globe bioevent
Reference:
Hart,M.B. (1991) The Late Cenomanian Calcisphere Globe bioevent Proceedings of the Ussher Society Vol. 7 P. 413- 417
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Genus Species Country(Region) From To
Pithonella Pithonella johnstonei England(Devonshire) Late Cenomanian