- The Birds Collected And Observed During The Cruise Of The U.s. Fisheries Steamer albatross In The North Pacific Ocean, And In The Bering, Okhotsk, Japan And Eastern Seas, From April To December, 1908
- The Present Distribution of the Onychophora: A Group of Terrestrial Invertebrates
- A Monograph of the Existing Crinoids: Part 4b
- A Monograph of the Existing Crinoids, Volume 1, Part 1
- A Phylogenetic Study of the Recent Crinoids with Special Reference to the Question of Specialization Through the Partial or Complete Suppression of Structural Characters, Volume 65, Issues 8-14





















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