|Caecum cycloferum de Folin, 1867 Fat Lip Caecum|
|Treasure Beach (Billy's Bay), St. Elizabeth Parish, Jamaica (2.5 mm.). Digital images by David Kirsh.|
|Scanning Electron Micrographs (SEM) Of Fossil Specimens|
Lower Pinecrest beds, Upper Tamiami Formation, Sarasota County, Florida. SEMs produced in collaboration with Dr. Ann Heatherington, Dept. of Geology, University of Florida, Gainesville, FL.