Cushman, J. A.; Wickenden, R. T. D. (1928). A new foraminiferal genus from the Upper Cretaceous. Contributions from the Cushman laboratory for foraminiferal research. 4: 12, 13.
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Cushman, J. A.; Wickenden, R. T. D.
1928
A new foraminiferal genus from the Upper Cretaceous
Contributions from the Cushman laboratory for foraminiferal research