Superfamily: POROMYACEA [POROMYOIDEA] W. H. Dall, 1886
(3-2-4-0-2-0-0-0-0-0-0-0-0) Ref. Abbott, 1974 p 561 Bernard, 1983 p 65 Vaught, 1989 p 141 Vokes, 1980 p 211 Syn. SEPTIBRANCHIA P. Pelseneer, 1888 Ref. Keen, 1971 p 297 Lindner, 1977 p 119