bivalves

Jurassic succession of Western Sardinia. Carbonatic shelf deposits: dolostones and dolomitic limestones, bioclastic limestones, oolithic and oncoid limestones, cherly limestones, mudstones, marly limestones and marls, with algae crinoids, brachiopods, bivalves, cephalopods, coprolites (pollens, spores, ostracods. Liassic (lower Jurassic) - Malm (upper Jurassic). J_1-3