Globorotalia crassaformis (Galloway & Wissler, 1927)       

Class: Rotaliata  Subclass: Globigerinana  Order: Globorotaliida  Family: Globorotaliidae

found in a core of ODP Leg 159 Sites 959 to 962   off West Africa   off territorial waters   Site 959

Geological Time: Neogene    


the images are published under public domain in the below cited scientific report of the IODP, ODP and DSDP

View of a specimen of Globorotalia crassaformis (Galloway & Wissler, 1927)

bar = 100µm

The identification is based upon:
Norris, R.D., 1998: Planktonic foraminifer biostratigraphy: eastern equatorial Atlantic. in in Mascle, J., Lohmann, G.P., and Moullade, M. (Eds.), Proc. ODP, Sci. Results, 159. Plate 3, Fig. 4