Thalmann, H. E., 1941, Bibliography and index to new genera, species and varieties of foraminifera for the years 1937 and 1938, Journal of Paleontology 15:629-690.
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Thalmann, H. E., 1941, Bibliography and index to new genera, species and varieties of foraminifera for the years 1937 and 1938, Journal of Paleontology 15:629-690.