From grunge collected from a mangrove beach on the Jupiter Sound (Indian River) shore of Coral Cove Park (just S of Blowing Rock Preserve) by Rick Edwards in April & July, 2021 and later culled by him and H. G. Lee (1.98 mm.). SEM performed by H. G. Lee in collaboration with Dr. Ann Heatherington, Dept. of Geological Sciences, University of Florida, Gainesville, FL.

    Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida. SEMs produced in collaboration with Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL.

    Dig in Orlando, Orange County, Florida exposing the Nashua Formation (Plio-early Pleistocene) (1.92 mm.). SEMs produced by H. G. Lee in collaboration with Dr. Ann Heatherington, Dept. Geological Sciences, University of Florida, Gainesville, FL.