These microscope images show a fossil that appears to be a Kazakhstania mangeri ammonite. It dates to the Mississippian Period. It...

Today's post is a very rare find. A Silurian Period blastoid fossil found in the Waldron Shale. It was found in Clark County Indiana U...

These image appear to be the Lichenalia cocentrica bryozoan fossil. They existed in the Silurian Period. The fossils were found in the W...