The Oxystomatous and allied Crabs of AmericaPublished in Bulletin United States National Museum, in 1937, in volume 166, pages 1-278The Fort Union of the Crazy Mountain Field, Montana and its Mammalian faunasPublished in Bulletin United States National Museum, in 1937, in volume 169, pages 1-287
The Fort Union of the Crazy Mountain Field, Montana and its Mammalian faunasPublished in Bulletin United States National Museum, in 1937, in volume 169, pages 1-287