Astarte Clam Fossil

The Astarte (Coelastarte) excavata (J. Sowerby) pelecypod fossil from the Middle Jurassic Period (174-164 million years ago). Found in Inferior Oolite, Dundry Somerset England. On display at the British Natural History Museum London as of August 2016.

Stephanoceras humphriesianum Ammonite Fossil

The Stephanoceras humphriesianum (J. de C. Sowerby) ammonite fossil is pictured above from the Middle Jurassic Period (174-164 million years ago). Found in Middle Inferior Oolite, Dundry Glos England. On display at the British Natural History Museum London as of August 2016.

Parkinsonia parkinsoni Ammonite Fossil

The Parkinsonia parkinsoni (J. Sowerby) ammonite fossil from the Middle Jurassic Period (174-164 million years ago). Found in Upper Inferior Oolite, Parkinsoni zone, Sherborne Dorset England. On display at the British Natural History Museum London as of August 2016.