Blake Plateau (western North Atlantic Ocean)
East Coast none
Geological Time: Cretaceous Upper Cretaceous Maastrichtian
the SEM image is provided by Dr.
The identification is based upon:
Georgescu, Marius D., 2009: A new Late Cretaceous (Maastrichtian) serial planktic foraminifer (Family Heterohelicidae) with early planispiral coil and revision of Spiroplecta Ehrenberg, 1844. Geobios 42 (2009) pp. 687-698 Plate 6, Fig. 1,2
Main
Key to Species
About
Contact
