Vol. s2-48, Issue 142, 1869July 01, 1869 EDT
Description of a New Species of Protichnites From the Potsdam Sandstone of New York
Description of a New Species of Protichnites From the Potsdam Sandstone of New York
O. C. Marsh,
Marsh, O. C. (1869). Description of a new species of Protichnites from the Potsdam Sandstone of New York. American Journal of Science, s2-48(142), 46–49. https://doi.org/10.2475/ajs.s2-48.142.46