Cycloconchidae Ulrich, 1884
Pterotrigonia cristata
Pterotrigonia (Scabrotrigonia) eufaulensis
Pterotrigonia (Acanthotrigonia) higoensis
Pterotrigonia (Acanthotrigonia) mashikensis
Pterotrigonia (Ptilotrigonia) mifunensis
Pterotrigonia (Scabrotrigonia) monobeana
Pterotrigonia (Scabrotrigonia) pustulosa
