Heterohelix sp. ---
Class: Rotaliata Subclass: Globigerinana Order: Heterohelicida Family: Heterohelicidaefound in the area of Dallas-Fort Worth American South USA North Central Texas, Dallas-Fort Worth area
Lower Eagle Ford Group, lower Britton FM, Turner
Geological Time: Cretaceous Upper Cretaceous Cenomanian
Britton Formation
the image is made by Dr. Georg Rosenfeldt and Michael Hesemann with support of the
Naturwissenschaftlicher Verein in Hamburg
Read more in Virginia Friedmans Master Thesis
material provided by Virginia Friedman
View of a specimen of Heterohelix sp. ---
The identification is based upon:
Nederbragt, Alexandra J., 1991: Late Cretaceous biostratigraphy and development of Heterohelicidae (planktic foraminifera) in micropaleontology 37 44 pp. Plate 3, Fig.
dataset number: FEU-1004372