Subgenus (Otollonia) W. P. Woodring, 1928
(5-4-1-3-2-3-1-1-4-0-0-0-0) Ref. Abbott, 1974 p 55 fricki (H. Crosse, 1865) (5-4-1-3-2-3-1-1-4-1-0-0-0) Syn. Liotia rammata W. H. Dall, 1918 Ref. Abbott, 1974 p 55
(5-4-1-3-2-3-1-1-4-0-0-0-0) Ref. Abbott, 1974 p 55
fricki (H. Crosse, 1865) (5-4-1-3-2-3-1-1-4-1-0-0-0) Syn. Liotia rammata W. H. Dall, 1918 Ref. Abbott, 1974 p 55