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| New Paleocene mammals from the Fort Union of Montana George Gaylord Simpson (1935) Proceedings of The United States National Museum 83: 221-244 | |
| The Fort Union of the Crazy Mountain Field, Montana and its Mammalian faunas (1937) Bulletin United States National Museum 169: 1-287 | |
| Preliminary analysis of the vertebrate fossil fauna of the Boysen Reservoir area (1952) Proceedings of The United States National Museum 102: 185-207 | |
| A new Eocene primate genus, Cantius, and a revision of some allied European lemuroids (1962) Bulletin of The British Museum (Natural History) Geology 7: 1-36 |