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Species Globigerinoides bispherica Todd 1954


Discussion / Comments:
Bolli (1957):
Globigerinoides bispherica is regarded as the ancestor of the Porticulasphaera glomerosa (Blow) group and the genus Orbulina, (See, Blow, 1956).
Systematics:

21
 Genus Globigerinoides
  Species Globigerinoides obliqua
Synonym list:
Bolli (1957):
1945 Globigerina conglobata Brady. - Cushman & Stainforth : p. 68 pl. 13, fig. 6
1954 Globigerinoides bispherica Todd. - Todd et al. : p. 681 pl. 1, figs. 1a-c
1956 Globigerinoides bispherica Todd. - Blow : p. 62 text-fig.1, Nos. 4-8, text-fig. 2, Nos. 10-11
1957 Globigerinoides bispherica Todd. - Bolli : pl. 27, figs 1a-b
Was used in synonym list of:
Globigerinoides bisphericus Todd 1954
References:

Cushman,J.A. and Stainforth,R.M. (1945):
The foraminifers of the Cipero Marl Formation of Trinidad, British West Indies . Journal of Foraminiferal Research Vol. 14 p. 1-75

Todd,R.; Cloud,P.E.; Low,D. and Schmidt,R.G. (1954):
Probable occurrence of Oligocene on Saipan . Amer. Journ. Sci. Vol. 252 p. 673-682

Blow,W.H. (1956):
Origin and evolution of the foraminiferal genus Orbulina d'Orbigny . Micropaleontology Vol. 2(1) p. 57-70

Bolli,H.M. (1957):
Planktonic foraminifera from the Oligocene-Miocene Cipero and Lengua formations of Trinidad, B.W.I..
In: Studies in Foraminifery, Bulletin of the U.S. National Museum Vol. 215 Eds: Loeblich, A.R.Tappan, H.Beckmann, J.P.Bolli, H.M.Gallitelli, E.M.Troelsen, J.C. p. 97-123
Anonymous: Unedited TaxonConcept data
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Ranking (experimental)