Georgescu, M. D. (2009). Taxonomic revision and evolutionary classification of the biserial Cretaceous planktic foraminiferal genus Laeviheterohelix Nederbragt, 1991. Revista Mexicana de Ciencias Geológicas. 26(2): 315-334.
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Georgescu, M. D.
2009
Taxonomic revision and evolutionary classification of the biserial Cretaceous planktic foraminiferal genus Laeviheterohelix Nederbragt, 1991