Arkell WJ, Moore RC, Miller AK, Furnish WM, Schindewolf OH, Kummel B, et al. Part L, Mollusca 4, Complete Volume. InvertebratePaleo [Internet]. 1957 Jan. 1 [cited 2024 May 5];. Available from: https://journals.ku.edu/InvertebratePaleo/article/view/5269