This calyx fossil was found in the Waldron Shale of Clark County, Indiana.  It is somewhat worn but appears to be some sort of Glyptocrinu...

Platyceras dumosum (Conrad, 1840) snail fossil found in the Jeffersonville Limestone of Jefferson County, Kentucky USA.  Animal existed ...

All I can write about this fossil is... SWEET! Okay, I will embellish it a little more. This snail fossil is interesting in that it has...