Genus Placuna D. C. Solander in J. Lightfoot, 1786

(3-7-6-2-1-1-0-33-0-0-0-0-0)
Ref. Abbott & Dance, 1982 p 317
Lindner, 1977 p 104
Syn. Placenta Philipsson, 1788;
Plancuna Renier, 1807
Ref. Vokes, 1980 p 60
[see also under Family: PLACUNIDAE]

placenta (C. v. Linne, 1758)
(3-7-6-2-1-1-0-33-0-1-0-0-0)
Jingle Shell, Windowpane Oyster, Window Shell
Ref. Abbott & Dance, 1982 p 317 c
Lindner, 1977 pl 57 c

sella (J. F. Gmelin, 1791)
(3-7-6-2-1-1-0-33-0-2-0-0-0)
Saddle Oyster
Ref. Abbott & Dance, 1982 p 317 c