Subgenus (Rochefortia) Velain, 1877[1838 ?]

(3-5-4-0-17-8-2-1-2-0-0-0-0)
Ref. Bernard, 1983 p 32
Bernard, 1984 p 39
Vaught, 1989 p 127

planata (A. Krause, 1885)
(3-5-4-0-17-8-2-1-2-1-0-0-0)
Flat Mysella
Ref. Amer. Fish. Soc., 1988 p 37
Syn. Montacuta elevata O. A. L. Morch in T. R. Jones, 1875, not W. Stimpson, 1851;
Tellimya planata ex W. H. Dall, ms, A. Krause, 1885
Ref. Bernard, 1983 p 32

rochebrunei (W. H. Dall, 1908)
(3-5-4-0-17-8-2-1-2-2-0-0-0)
Syn. Mysella (Mysella) sculata T. Soot-Ryen, 1957;
Rochefortia rochebrunei W. H. Dall, 1908
Ref. Bernard, 1983 p 32

tumida (P. P. Carpenter, 1864)
(3-5-4-0-17-8-2-1-2-3-0-0-0)
Robust Mysella
Ref. Amer. Fish. Soc., 1988 p 37
Syn. Tellimya tumida P. P. Carpenter, 1864
Ref. Bernard, 1983 p 32
Syn. Mysella (Mysella) tumida (P. P. Carpenter) in W. H. Dall, 1899;
Mysella (Mysella) tumida (P. P. Carpenter) in K. v. W. Palmer, 1958;
Rochefortia tumida (P. P. Carpenter) in I. S. Oldroyd, 1935;
Tellimya tumida P. P. Carpenter, 1864;
Tellimya tumida G. W. Tryon, 1872
Ref. Bernard, 1984 p 39