- Pleurotromariidae, Polytremerida, Portlockiellidae, Rhaphischismatidae,
Raphystomatidae, Scissurellidae, Sinuopeidae, Tremnotropidae, Trochotomidae, Zygitidae...
- the Microdomatacea, and the
Holopeidae in the Plytyceratacea. The
Raphystomatidae were
included in the Pleurotomaracea, Pleurotomarina. Omphalocirrus...