STUDIES IN FORAMINrFERA 93 



This was also noted by Finlay in his description of tion of additional species of both genera, and on the 



Zeauvigerina teuria (Finlay, 1947, p. 276). In Eouvi- possible discovery of intermediate forms. 



gerina, on the other hand, tubular projections are Length: 0.25-0.38 mm. 



present in a number of earlier chambers as well and Occurrence: Lower Lizard Springs formation (Pa- 

 are usually connected by a thin, band-like structure. leocene), Glohorotalia pseudomenardii zone and Globo- 

 For this reason, the author is inclined to retain the rotalia velascoensis zone (lower part). 

 name Zeauvigerina for the present. A definite solu- Types: Figured hypotypes (USNM P5803, P5804, 

 tion of the problem will depend on a detailed examina- P5805a-d) and unfigured hypotypes (USNM P5806). 



References 



Bandy, 0. L. 



1949. Eocene and Oligocene Foraminifera from Little Stave Creek, Clarke County, Alabama. 

 Bull. Amer. Paleontol., vol. 32, No. 131, pp. 5-240. 

 Beckmann, J. P. 



1953. Die Foraminiferen der Oceanic Formation (Eocaen-Oligocaen) von Barbados, Kl. Antillen. 

 Eclog. Geol. Helvetiae, vol. 46, pp. 301-412. 

 Bebmudez, p. J. 



1937. Nuevas especies de foraminiferos del Eocene de Cuba. Mem. Soc. Cubana Hist. Nat., vol. 



11, pp. 137-150, pis. 16-19. 



1938. Foraminiferos pequenos de las margas eocenicas de Guanajay, Provincia Pinar del Rio, Cuba. 



Mem. Soc. Cubana Hist. Nat., vol. 12, pp. 1-26. 



1949. Tertiary smaller Foraminifera of the Dominican Republic. Cushman Lab. Foram. Res., 

 Spec. Publ. 25, pp. 1-322. 

 BoLLi, H. M. 



1957a. The genera Globigerina and Glohorotalia in the Paleocene-lower Eocene Lizard Springs forma- 

 tion of Trinidad, B.W.I. U. S. Nat. Mus. Bull. 215, pp. 1-81, pis. 15-20. 



1957b. Planktonic Foraminifera from the Eocene Navet and San Fernando formations of Trinidad, 

 B.W.I. U. S. Nat. Mus. Bull. 215, pp. 155-172, pis. 35-39. 



1957c. Planktonic Foraminifera from the Oligocene-Miocene Cipero and Lengua formations of 

 Trinidad, B.W.I. U. S. Nat. Mus. Bull. 215, pp. 97-123, pis. 22-29. 

 BoLLi, H. M., LoEBLicH, A. R., Jr., and Tappan, H. 



1957. The planktonic foraminiferal families Hantkeninidae, Orbulinidae, Globorotaliidae and 

 Globotruncanidae. U. S. Nat. Mus. Bull. 215, pp. 3-50, pis. 1-11. 

 Cushman, J. A. 



1933. Post-Cretaceous occurrence of Gumhelina with a description of a new species. Contr. Cush- 

 man Lab. Foram. Res., vol. 9, pp. 64-69. 



1939. Eocene Foraminifera from submarine cores off the eastern coast of North America. Contr. 



Cushman Lab. Foram. Res., vol. 15, pp. 49-76. 



1940. Midway Foraminifera from Alabama. Contr. Cushman Lab. Foram. Res., vol. 16, pt. 3, 



pp. 51-73, pis. 9-12. 

 1946. A rich foraminiferal fauna from the Cocoa sand of Alabama. Cushman Lab. Foram. Res., 



Spec. Publ. 16, pp. 1-40. 

 1948. Foraminifera: their classification and economic use. Cambridge, Massachusetts, pp. i-ix, 



1-605. 

 1951. Paleocene Foraminifera of the Gulf Coastal region of the United States and adjacent areas. 



U. S. Geol. Survey, Prof. Paper 232, pp. 1-75. 

 Cushman, J. A., and Ponton, G. M. 



1932. An Eocene foraminiferal fauna of Wilcox age from Alabama. Contr. Cushman Lab. Foram. 



Res., vol. 8, pp. 51-72. 

 Cushman, J. A., and Renz, H. H. 



1942. Eocene, Midway, Foraminifera from Soldado Rock, Trinidad. Contr. Cushman Lab. Foram. 



Res., vol. 18, pp. 1-14. 

 1946. The foraminiferal fauna of the Lizard Springs formation of Trinidad, British West Indies. 



Cushman Lab. Foram. Res., Spec. Publ. 18, pp. 1-48. 



