Late Neogene planktonic foraminifers in the Caribbean, Gulf of Mexico, and Italian stratotypes 

https://kuscholarworks.ku.edu/handle/1808/3832
Title: Late Neogene planktonic foraminifers in the Caribbean, Gulf of Mexico, and Italian stratotypes 
Author(s):
James L. Lamb, John H. Beard
Paleo Publication Type:
KU Paleontological Contributions
Publication Format:
Journal article
Year of publication:
1972