W.H. Dall 1925 In 1866 Gabb described Melania taylori and Lithasia antiqua "from a fresh-water deposit on Snake River, Idaho Territory, on the road from Fort Boise to the Owyhee mining country. Collected by A. Taylor." He states that a small bivalve, perhaps a Sphaerium, was associated with them. application/pdf 10.3133/pp132G en Discovery of a Balkan fresh-water fauna in the Idaho formation of Snake River Valley, Idaho reports