Protoheterohelix washitensis (Tappan, 1940) 1 more
Class: Rotaliata Subclass: Globigerinana Order: Heterohelicida Family: HeterohelicidaeTaxon Profile
found at 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
Read more in Virginia Friedmans Master Thesis
material provided by Virginia Friedman
View of a specimen of Protoheterohelix washitensis (Tappan, 1940)
The identification is based upon:
Caron, Michele, 1985: Cretaceous planktic foraminifera in Bolli et al., 1985: Plankton Stratigraphy Cambridge University Press 599 pp. Plate 24, Fig. 6-7
