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Hastigerinoides alexanderi (Cushman, 1931)       

Class: Rotaliata  Subclass: Globigerinana  Order: Globigerinida  Family: Globigerinelloididae

found in material from the    American South   USA   Lower Austin Chalk, Grayson County, Texas

Geological Time: Cretaceous  Upper Cretaceous  


the SEM image is provided by Dr. M. Dan Georgescu


Specimen from the Loeblich and Tappan Topotype Collection (USNM 473240)

The identification is based upon:
Georgescu, M. D., Huber, B., 2008: Taxonomic re-evaluation and phylogeny of the stellate planktonic foraminiferal genus Hastigerinoides Broennimann, 1952. in Journal of Foraminiferal Research 38 (1) page 52-58. Plate 1, Fig. 3

           

dataset number: FEU-1014287
           

Citation:
Georgescu, M. D., Huber, B., 2008: Taxonomic re-evaluation and phylogeny of the stellate planktonic foraminiferal genus Hastigerinoides Broennimann, 1952. in Journal of Foraminiferal Research 38 (1) page 52-58. Plate 1, Fig. 3