On September 21, 2020 , I posted this fossil but was unsure what exactly it was. After consulting with my cousin Kenny and Ken (a Waldron ...

  The image shown above is brittle star echinoderm fossil called Cheiropteraster giganteus  (Stürtz 1890). This animal fossil dates to the E...

  The image shown above is ammonoid mollusk fossil called Mortoniceras leonensis (T.A. Conrad, 1857). This animal fossil dates to the  Late...