Gulf of Mexico USA
North Padre Island
Geological Time: Quaternary Holocene recent
the specimen is found and photographed by
View of a specimen of Ammonia sp. ---
The identification is based upon:
Cushman, J., A., 1931: The Foraminifera of the Atlantic Ocean. Part 8. Rotaliidae, Amphisteginidae, Calcarinidae, Cymbaloporettidae, Globorotaliidae, Anomalinidae, Planorbulinidae, Rupertiidae and Homotremidae. Smithsonian Institution United States National Museum Bulletin 104. Plate 12, Fig. 7