Lumbricaria intestinum Munster 1831.
Coiled coprolite mass. For a long time these were though to be from either fish or Ammonites. Now confirmed as belonging to cuttlefish. Excellent example.
Jurassic, Uppermost Kimmeridgian, Tithonian.
Painten, Bavaria, Germany.
coprolite : 2 x 1.6 cm.