Grammoceras thourense d'Orbigny
Perfect matrix free specimen. Complete to termination of mouth border. With Pecten Bivalve attached one side. Exceptional for this particular horizon. A 'beauty'.
Jurassic, Toarcian, Cotswold Cephalpod Bed.
Frocester Hill, Gloucestershire.
Ammonite : 8 cm diam.
