American South USA
Geological Time: Cretaceous
the image is published in the source mentioned below
View of a specimen of Quasispiroplectammina nuda (Lalicker, 1935)
The identification is based upon:
, : Loeblich, A. R.; Tappan, H. (1982). A revision of mid-Cretaceous textularian foraminifers from Texas. Journal of Micropalaeontology. 1(1): 55-69. Plate , Fig.