UPDATE: Ouch, weeks after this entry was published Criteria Systems ceased operating on September 3, 2010!  The video was removed from YouTu...

This fragment shows a mold and some of the shell replaced by brown calcite of the glabella of a Cryptolithus trilobite.  The fossil w...

Here is a two part video on the importance of the fossil labeling. The presentation was given at a Dry Dredgers meeting (Cincinnati, Ohio, ...