Gyroidina  sparksi  White, 1928
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Class: Globothalamea   Subclass: Rotaliana   Order: Rotaliida   Family: Gavelinellidae
Occurrence in  unknown   Mexico   Mexico and Middle America   North America

Age: Cretaceous  Upper Cretaceous  

View of Gyroidina sparksi White, 1928
holotype

REPOSITORY: American Museum of Natural History, NY
Microfossil Type Catalog Number: 0

Courtesy of AMNH, Invertebrate Paleontology, New York

REFERENCE: White, M. P., 1928.
Some Index Foraminifera of the Tampico Embayment Area of Mexico. Part II
Journal of Paleontology. V.2, N.4 Pl.40, F.8 a-c