Stenolaemata Borg, 1926
Acanthoceramoporellidae
Actinotrypidae
Anolotichiidae Utgaard, 1968
Botrylloporidae
Ceramoporidae Ulrich, 1882
Cystodictyonidae Ulrich, 1884
Etherellidae
Fistuliporidae Ulrich, 1882
Goniocladiidae Waagen & Pichl, 1885
Hexagonellidae Crockford, 1947
Rhinoporidae Miller, 1889
Xenotrypidae