These fungi are growing on a doormat outside the house. After some research they appear to be Cyathus striatus? fungi (aka fluted bird...

This fossil ammonite is an  Asteroceras obtusum .  These small creatures existed in the Lias of the Jurassic Period. It was found on the Cha...

These fossil ammonites are a  Promicroceras sp.  found in the Black Ven Marls Member.  These small creatures existed in the Sinemurian ag...