Phylogenetic relationships of the earliest anisostrophically Coiled gastropods /

by Wagner, Peter J., Wagner, Peter J.
Published 2002

Pelecipodos y gasteropodos del cretacico inferior de la region de San Juan Raya-Zapotitlan, Estado de Puebla

by Alencaster de Cserna, Gloria, Alencaster de Cserna, Gloria
Published 1956

Gastropoda

by Wenz, Wilhelm n. 1886, Wenz, Wilhelm n. 1886
Published 1959