Coon Creek Formation, White Oak Creek, Enville, Tennessee, USA
Age: Maastrichtian
Light Source: a). Polarized, b). Transmitted, c). phase contrast low focus, d). phase contrast high focus

Tupelo Tongue of the Coffee Sand, U.S. Highway 78 Bypass, Tupelo, Lee County, Mississippi, USA
Age: Campanian
Scanning Electron Micrograph: Magnification 9,280x