Huge pyrite Eteoderoceras (Eoderoceras) ammonite fossil (110 mm) calcite which is a good size

which is a good size for this fossil type

which measures 16 mm (0

It is clean on one side and has a beautiful pyritic metallic shine

The ammonite is very well preserved on both sides with highly detailed suture lines and ribs

The detail in the worm casts is fantastic and you can even see the openings where the worms would have extended their feeding parts out of the shell

Huge pyrite Eteoderoceras (Eoderoceras) ammonite fossil (110 mm) calcite which is a good sizeA stunning example of a highly pyritised ammonite fossil of the species Eteoderoceras (Eoderoceras) armatum from the world famous Jurassic Coast beach of Charmouth, Dorset UK. The fossil measures 110 mm (4. 35 inches) across with matrix, which is huge for this species. The matrix represents the crushed outer whorl of the ammonite, so it is the true size of the shell. The ammonite is well preserved with strong ribbing and suture lines and is clean to