related tags: 8B8279 94836F A7A6AB A8A7A9 BDBEC4 BFBFC2 D1D0D1 D2D0D2 caloosahatchee drill drills florida formation fossil fossils gastropod gastropods gulf muricid muricidae muricids oyster perrugata pleistocene pliocene shell shells snail snails urosalpinx 555352 565350