CENTRAL ITALY

ANCONA PROVINCE

SIROLO MUNICIPALITY

CONERO NATURAL PARK

MAIOLICA FORMATION

UPPER TITHONIAN STAGE

UPPERMOST MALM EPOCH

LATEST JURASSIC-

APTIAN STAGE

LOWER GALLIC SUBEPOCH

UPPER EARLY CRETACEOUS EPOCH

LATE EARLY CRETACEOUS

Ichno Div. Indet. HAUBOLD, 1971

Pleisosaurian?

Gen. sp indet.