Superfamily: HETEROPODA <"variously footed"> J. B. P. A. de Lamarck, 1801

(5-4-2-0-1b-0-0-0-0-0-0-0-0)
[=ATLANTACEA H. M. D. de Blainville, 1818]
Ref. Keen, 1971 p 468
[=CARINARIACEA H. M. D. de Blainville, 1818]
Ref. Abbott, 1974 p 133