Vol. s3-15, Issue 89, 1878May 01, 1878 EDT
On the “Geodes” of the Keokuk Formation and the Genus Biopalla, With Some Species
On the “Geodes” of the Keokuk Formation and the Genus Biopalla, With Some Species
Samuel Jacob Wallace,
Wallace, S. J. (1878). On the “geodes” of the Keokuk Formation and the genus Biopalla, with some species. American Journal of Science, s3-15(89), 366–370. https://doi.org/10.2475/ajs.s3-15.89.366