Snails, mussels, squids – as different as they may look, they do have something in common: they all belong to the phylum Mollusca, also called molluscs.

By Shen, Shu-Zhong Zhang, Yi-Chun ABSTRACT- The uppermost 5-15 m of the Douling Formation in the southern Hunan area. South China, yields a diverse fauna comprised of ammonoids, bivalves, and brachiopods.

By He, Weihong Shi, G R; Bu, Jianjun; Niu, Zhijun ABSTRACT- A new brachiopod fauna is described from the Early and Middle Permian of Zadoi and Zhidoi counties, southern Qinghai (Changdu block), northwest China. This fauna includes 13 species in nine genera with Spinomarginifera concentrica n. sp.

By Klosterman, Susan L; Sandy, Michael R; Vega, Francisco J; Giles, Katherine A; Et al ABSTRACT- Two new species of the rhynchonellid brachiopod Probolarina are described, Probolarina neoleonensis new species and Probolarina papalotensis new species.

By Aberhan, Martin; Kiessling, Wolfgang; Frsich, Franz T Abstract.-Evaluating the relative importance of biotic versus abiotic factors in governing macroevolutionary patterns is a central question of paleobiology.