Kennett & Srinivasan (1983):
Test large, high trochospiral, four to five chambers in the final whorl, initially subspherical, latter chambers appressed, prolonged toward umbilicus; chambers increase
moderately in size as added; sutures on spiral side slightly curved to radial, depressed; on umbilical side radial, depressed; surface distinctly cancellate; umbilicus wide, open, deep;
aperture umbilically restricted, with umbilical teeth projecting into the umbilicus. |
Cushman,J.A. and Jarvis,P.W. (1936):
Three new foraminifera from the Miocene Bowden marl of Jamaica . Contributions from the Cushman Foundation for Foraminiferal Research Vol. 12(1) p. 3-5
Brönnimann,P. and Resig,J. (1971):
A Neogene Globigerinacean Biochronologic Time-Scale of the southwest Pacific.
In: Initial Reports of the Deep Sea Drilling Project Vol. 7(Pt 2) Eds: Winterer, E.L.Riedel, W.R.et al. p. 1235-1469
Kennett,J. and Srinivasan,M.S. (1983):
Neogene Planktonic Foraminifera - A Phylogenetic Atlas.
Vincent,E. and Toumarkine,M. (1990):
Neogene planktonic foraminifers from the Western Tropical Indian Ocean, Leg 115.
In: Proceedings of the Ocean Drilling Program, Scientific Results Vol. 115 Eds: Duncan, R.A..Backman, J.Peterson, L.C. p. 795-836
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