Gulf of Mexico none
Geological Time: Cretaceous Upper Cretaceous Campanian
the SEM image is provided by Dr.
View of a specimen of Hendersonites carinata (Cushman, 1938)
The identification is based upon:
Georgescu, M. D., Abramovich, S., 2008: Taxonomic revision and phylogenetic classification of the Late Cretaceous (Upper Santonian-Maastrichtian) serial planktonic foraminifera (Family Heterohelicidae Cushman, 1927) with
peripheral test wall flexure Revista Española de Micropaleontología, 40 (1−2), 2008 pp. 97-114 Plate 2, Fig. 12