Ammonite Dactylioceras slice BONES This species is thought to

This species is thought to be distantly related to modern-day herrings and sardines

with an Orthoceras fossil set onto the front of each piece

Large: 7cm x 8

From the Upper Ordovician

twice the size of its contemporary cousin

Ammonite Dactylioceras slice BONES This species is thought toThe polished cross section of a Dactylioceras ammonite. The preparation of these ammonites highlights the crystalline formations inside the once empty chambers of the ammonite shell. Ammonites from this UK region also contain iron pyrite, or fools gold, giving them a natural glimmer in the right light. From Whitby, Yorkshire, England. Jurassic, circa 180 million years old. Ammonite will be approximately 5cm 7cm. Measurements are approximate and the