Okay, these fossils are quite small and are in need of magnified shots.  Two crinoid calyxes found in the Waldron Shale of Clark County, I...

Fossil cast of Mawsonites spriggi thought to be a jellyfish imprint.  Found in South Australia and creature existed in the Late Neoproter...

The crinoid Dizygocrinus indianensis Lyon & Casseday probably of the Carboniferous Period found in Indiana.  Fossil is on display at ...