Dall, W.H. 1886. Reports on the results of dredging, under the supervision of Alexander Agassiz, in the Gulf of Mexico (1877-78) and in the Carribean Sea (1879-80), by the U.S. Coast Survey steamer "Blake", Lieut.-Commander C.D. Sigsbee, U.S.N. and Commander J.R. Bartlett, U.S.N. commanding. XXIX. Report on the Mollusca. Part 1, Brachiopoda and Pelecypoda. Bulletin of the Museum of Comparative Zoology 12(6): 171-318, pls. 1-9. Available electronically.
Dall, 1886. Bull. MCZ 12(6): 287.
(intro'd as sub-gen. of Verticordia J. de C. Sowerby, 1844)
Dall & E.A. Smith in Dall, 1886. Bull. MCZ 12(6): 302.
Dall, 1886. Bull. MCZ 12(6): 272.
‘Shuttleworth’ Dall, 1886. Bull. MCZ 12(6): 243.
Dall, 1886. Bull. MCZ 12(6): 302.