Dall, W.H. 1891. On some new or interesting west American shells obtained from the dredgings of the U.S. Fish Commission steamer Albatross in 1888, and from other sources. Proceedings of the United States National Museum 14: 173-191, pls. 5-7. Available electronically.
Dall, 1891. Proc. U.S. Nat. Mus. 14: 190.