Hesperisternia filicata from the Plio-Pleistocene (formation unknown) of Sarasota County, Florida (UF 199981).Hesperisternia filicata from the Late Pliocene Tamiami Fm. (Pinecrest Beds) of Sarasota County, Florida (PRI 70260).Hesperisternia filicata from the lower Pliocene Tamiami Fm. (Pinecrest Beds) of Sarasota County, Florida (PRI 70288).