P-ISSN 0002-9599
E-ISSN 1945-452X
Vol. s5-2, Issue 10, 1921October 01, 1921 EDT
Fossil Vertebrates and the Cretaceous- Tertiary Problem
Fossil Vertebrates and the Cretaceous- Tertiary Problem
William Diller Matthew,
Matthew, W. D. (1921). Fossil vertebrates and the Cretaceous- Tertiary problem. American Journal of Science, s5-2(10), 209–227. https://doi.org/10.2475/ajs.s5-2.10.209