WoRCS source details
Cushman, J. A. (1927). An outline of a reclassification of the foraminifera. Contributions from the Cushman laboratory for foraminiferal research. 3(1): 1-105.
183842
Cushman, J. A.
1927
An outline of a reclassification of the foraminifera.
Contributions from the Cushman laboratory for foraminiferal research
3(1): 1-105
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Available for editors 
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Spirophthalmidium Cushman, 1927 (original description)