Robuta

https://digitalcommons.usf.edu/geologia/vol52/iss2/art8/ "On the Cretaceous occurrences of Ammogloborotalia ZHENG, 2001 (Foramin" by Michael A. Kaminski,... Three species of agglutinated foraminifera from Cretaceous deep-water deposits that have been described as trochamminids are here transferred to the genus...