Archelon ischyros; a new gigantic cryptodire testudinate from the Fort Pierre Cretaceous of South Dakota
- 1 December 1896
- journal article
- Published by American Journal of Science (AJS) in American Journal of Science
- Vol. s4-2 (12), 399-412
- https://doi.org/10.2475/ajs.s4-2.12.399