Genus Streptopinna E. C. v. Martens, 1880

(3-7-5-0-2-1-0-35-0-0-0-0-0)
Ref. Abbott & Dance, 1982 p 300
Lindner, 1977 p 101
Vaught, 1989 p 117
Vokes, 1980 p 29

inusitata T. Iredale
(3-7-5-0-2-1-0-35-0-1-0-0-0)
[=Streptopinna saccata (C. v. Linne, 1758)]
Ref. Abbott & Dance, 1982 p 300

saccata (C. v. Linne, 1758)
(3-7-5-0-2-1-0-35-0-2-0-0-0)
Baggy Pen Shell
Syn. Streptopinna inusitata T. Iredale
Ref. Abbott & Dance, 1982 p 300 c