Globorotalia, Cushman, 1927

Ovechkina, Maria N., Bylinskaya, Marina E. & Uken, Ron, 2010, Planktonic foraminiferal assemblage in surface sediments from the Thukela Shelf, South Africa, African Invertebrates 51 (2), pp. 231-231 : 237

Key to the species of Globorotalia from the Thukela Shelf

1 Test low trochospiral with subglobular chambers in final whorl .................. inflata

– Test biconvex trochospiral with wedge-shaped chambers in final whorl ..............2

2 Test wall thin with delicate, thin peripheral keel ...................................................3

– Test wall thick with thick peripheral keel ..............................................................4

3 Test rounded in outline............................................................................... cultrata

– Test more elliptical in outline.................................................................... ungulata

4 Test rounded in outline............................................................................. menardii

– Test elliptical in outline............................................................................... tumida