Scaphopoda Bronn, 1862
Boissevainia V. Scarabino & F. Scarabino, 2010
Entalinidae Chistikov, 1979
Gadilidae Stoliczka, 1868
Loxoporidae
Pulsellidae Scarabino in Boss, 1982
Wemersoniellidae Scarabino, 1986
