@article{article41ae4fe6,
title   = {Pennsylvanian heteroconchia (Mollusca, Bivalvia) from the Piauí Formation, Parnaíba Basin, Brazil},
author = {Anelli, Luiz Eduardo and Rocha-Campos, A. C. and Simões, Marcello Guimarães and Peck, Robert L.},
year = {2009},
doi = {10.4072/rbp.2009.2.01},
journal   = {Revista Brasileira de Paleontologia}
}