Trochidae Rafinesque, 1815
Ethalia atomaria Adams, 1861
Ethalia bysma Herbert, 1992
Ethalia cancellata Tate, 1879
Ethalia candida Adams, 1862
Ethalia carneolata Melvill, 1992
Ethalia catharinae Poppe, Tagaro & Dekker, 2006
Ethalia electra Herbert, 1992
Ethalia gilchristae Herbert, 1992
Ethalia guamensis (Quoy & Gaimard, 1834)
Ethalia nitida Adams, 1863
Ethalia omphalotropis Adams, 1863
Ethalia perspicua Adams, 1861
Ethalia polita Adams, 1862
Ethalia pulchella (Adams, 1855)
Ethalia sobrina Adams, 1861
Ethalia striolata (A. Adams, 1855)
Ethalia trilobata Sowerby, 1903