Belford, D. J. (1961). Spirotecta pellicula, n. gen., n. sp., from the Upper Cretaceous and Giraliarella triloba, n. sp., from the Permian of Western Australia. Contributions from the Cushman Foundation for Foraminiferal Research. 12,(3): 81-83.
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Belford, D. J.
1961
Spirotecta pellicula, n. gen., n. sp., from the Upper Cretaceous and Giraliarella triloba, n. sp., from the Permian of Western Australia
Contributions from the Cushman Foundation for Foraminiferal Research