Plate 15. GLOBIGERINA 



Figures 1, 2. Globigerina taroubaensis Bronnimann 72 

 1, Spiral view of topotype (USNM P5041). 

 2, Umbilical view. From the Glohorotalia 

 aragonensis zone, upper Lizard Springs forma- 

 tion, Trinidad, B.W.I. X 100. 

 Figures 3-S. Globigerina turgida Finlay 73 



3, Spiral view of hypotype (USNM P5042). 

 4, Side view. 5, Umbilical view. From the 

 Globorotalia aragonensis zone, upper Lizard 

 Springs formation, Trinidad, B.W.L X 100. 

 Figures 6-8. Globigerina primitiva Finlay 71 



6, Spiral view of hypotype (USNM PS035). 

 7, Side view. 8, Umbilical view. From the 

 Globorotalia rex zone, upper Lizard Springs for- 

 mation, Trinidad, B.W.L X 100. 

 Figures 9-11. Globigerina velascoensis Cushman 71 



9, Spiral view of hypotype (USNM PS034). 

 10, Side view. 11, Umbilical view. From the 

 Globorotalia pseudomenardii zone, lower Lizard 

 Springs formation, Trinidad, B.W.L X 100. 

 Figures 12-14. Globigerina triangularis White 71 



12, Spiral view of hypotype (USNM P5033). 

 13, Side view. 14, Umbilical view. From the 

 252 



Globorotalia pseudomenardii zone, lower Lizard 

 Springs formation, Trinidad, B.W.L X 100. 



Figures 15-17. Globigerina linaperta Finlay 70 



15, Spiral view of hypotype (USNM PS032). 

 16, Side view. 17, Umbilical view. From the 

 Globorotalia pseudomenardii zone, lower Lizard 

 Springs formation, Trinidad, B.W.L X 100. 



Figures 18-20. Globigerina triloculinoides Plummer 70 

 18, Spiral view of hypotype (USNM PS031). 

 19, Side view. 20, Umbilical view. From 

 the Globorotalia pusilla pusilla zone, lower Lizard 

 Springs formation, Trinidad, B.W.L X 100. 



Figures 21-23. Globigerina collactea (Finlay) 72 



21, Spiral view of hypotype (USNM P5039). 

 22, Side view. 23, Umbilical view. From the 

 Globorotalia rex zone, upper Lizard Springs for- 

 mation, Trinidad, B.W.L X 100. 



Figures 24-26. Globigerina prolata Bolli, new species 72 

 24, Spiral view of holotype (USNM PS040). 

 25, Side view. 26, Umbilical view. From the 

 Globorotalia formosa formosa zone, upper Lizard 

 Springs formation, Trinidad, B.W.L X 100. 



