Reports on the scientific results of the expedition to the tropical Pacific, in charge of Alexander Agassiz, by the U.S. Fish Commission Steamer Albatross, from August,1899, to March, 1900, Commander Jefferson F. Moser, U.S.N., commanding. IX. Reports on the scientific results of the expedition to the eastern tropical Pacific, in charge of Alexander Agassiz, by the U. S. Fish Commission Steamer "Albatross," from October, 1904, to March, 1905, Lieut.-Commander L. M. Garrett, U. S. N, Commanding. X. The Brachyura. Published in Memoirs of The Museum of Comparative Zoology, Harvard University, in 1907, in volume 35, issue 2, pages 1-114