Short description: Fusulinid fossils in Cottonwood Limestone fence in Wabaunsee County. Fusulinids were small marine organisms common in the world's seas during the Pennsylvanian and Permian periods, from about 323 to 252 million years ago.
Credit: This photo may be reproduced for non-commercial and educational purposes. When using this photo in a publication, website, or presentation, please credit Kansas Geological Survey. For information about use for commercial purposes, please contact the KGS editor.