Multi-coloured iridescent Caloceras display ammonite (86mm) Marine reptile The vertebra is matrix free

The vertebra is matrix free and measures 44 mm (1

It is slightly distorted and compressed on one side

and pinnules

and a nice light brown colour

The ammonite is well preserved and has been prepared out of the rock to reveal the shell

Multi-coloured iridescent Caloceras display ammonite (86mm) Marine reptile The vertebra is matrix freeA stunning example of an iridescent ammonite fossil of the species Caloceras johnstoni from North Somerset, UK. The matrix measures 86 mm (3. 4 inches) across and contains a large near complete ammonite. It weighs 72 grams and the matrix has been sculpted around the ammonite. The shell sits in the original limestone matrix in which it was found. The ammonite is very well preserved and has been prepared out of the rock to reveal the shell, which