P-ISSN 0002-9599
E-ISSN 1945-452X
Vol. s3-42, Issue 250, 1891October 01, 1891 EDT
Geological Horizons as Determined by Vertebrate Fossils
Geological Horizons as Determined by Vertebrate Fossils
Othniel Charles Marsh,
Marsh, O. C. (1891). Geological horizons as determined by vertebrate fossils. American Journal of Science, s3-42(250), 336–338. https://doi.org/10.2475/ajs.s3-42.250.336