Large popped Psiloceras display ammonite fossil pyrite 8 inches) across with matrix

8 inches) across with matrix

It is a broken piece of a much larger coprolite

The piece of thin limestone matrix measures 128 mm (5

It is preserved in calcite with no pyrite and was found in multiple pieces that have been repaired back together

A real snapshot of life in the Jurassic oceans

Large popped Psiloceras display ammonite fossil pyrite 8 inches) across with matrixA stunning example of an iridescent ammonite fossil of the species Psiloceras planorbis from North Somerset, UK. The matrix measures 95 mm (3. 7 inches) wide and the ammonite measures 75 mm (2. 95 inches), which is large for this species. It is preserved in one of two pieces of shale which was split open perfectly to reveal both the positive (shell) and negative (impression) of the fossil. This is very unusual with these fossils as they don't normally