ARKELL, W. J.; MOORE, R. C.; MILLER, A. K.; FURNISH, W. M.; SCHINDEWOLF, O. H.; KUMMEL, Bernhard; WRIGHT, C. W. Part L, Mollusca 4, Complete Volume. Treatise on Invertebrate Paleontology, [S. l.], 1957. DOI: 10.17161/dt.v0i0.5269. Disponível em: https://journals.ku.edu/InvertebratePaleo/article/view/5269.. Acesso em: 21 nov. 2024.