Subtly green iridescent Caloceras display ammonite crinoid These crinoid heads are rare

These crinoid heads are rare and not often offered for sale

This is a relatively uncommon species at this size and condition

The fossil weighs 195 grams and has a cut flat base to allow it to stand freely for display

A stunning example of a calcite ammonite fossil of the species Promicroceras planicosta from the world-famous Jurassic Coast beach of Lyme Regis

It is preserved in limestone with no pyrite and has been backed with a rock-coloured plaster to make it strong and stable

Subtly green iridescent Caloceras display ammonite crinoid These crinoid heads are rareA stunning example of an iridescent ammonite fossil of the species Caloceras johnstoni from North Somerset, UK. The matrix measures 123 mm (4. 95 inches) across and contains an ammonite that measures 81 mm (3. 2 inches) across, which is large for this species. The shell sits in the original limestone matrix in which it was found that has been shaped and has a cut flat base to allow it to stand freely by itself for display. The ammonite is very well