Subgenus (Ryenella) J. Fleming, 1959

(3-7-5-0-1-2-1-25-5-0-0-0-0)
Ref. Abbott, 1974 p 432
Lindner, 1977 p 101
Syn. (Lanistina) Soot-Ryen, 1955, not J. E. Gray, 1847;
(Modiolarca) J. E. Gray, 1843
Ref. Vaught, 1989 p 116

impactus (Hermann, 1915) [f] [T]
(3-7-5-0-1-2-1-25-5-1-0-0-0)
[Miocene] Syn. Mytilus (Mytilus) impactus Hermann, 1915
Ref. Abbott, 1974 p 432

lateralis (T. Say, 1822)
(3-7-5-0-1-2-1-25-5-2-0-0-0)
Lateral Musculus, Lateral Mussel
Ref. Abbott, 1974 p 432 d
Amer. Fish. Soc., 1988 p 24