Foraminifera source details
Cushman, J. A.; Campbell, A. S. (1934). A new Spiroplectoides from the Cretaceous of California. Contributions from the Cushman laboratory for foraminiferal research. 10(3): 70-71.
184054
Cushman, J. A.; Campbell, A. S.
1934
A new Spiroplectoides from the Cretaceous of California.
Contributions from the Cushman laboratory for foraminiferal research
10(3): 70-71
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Spiroplectoides californica Cushman & Campbell, 1934 † accepted as Spiroplectammina spectabilis (Grzybowski, 1898), emend. Kaminski, 1984 † (original description)