A classification of the toothlike fossils, conodonts, with descriptions of American Devonian and Mississippian species
- 1 January 1926
- journal article
- Published by Smithsonian Institution in Proceedings of the United States National Museum
- Vol. 68 (2613) , 1-63
- https://doi.org/10.5479/si.00963801.68-2613.1