Abylidae L. Agassiz, 1862 (original description)
Amphisbetia L. Agassiz, 1862 (original description)
Bassia L. Agassiz, 1862 (original description)
Cyaneidae L. Agassiz, 1862 (original description)
Cytaeididae L. Agassiz, 1862 (original description)
Desmonema L. Agassiz, 1862 (original description)
Desmonema gaudichaudi (Lesson, 1830) (new combination reference)
Ectopleura L. Agassiz, 1862 (original description)
Eudendriidae L. Agassiz, 1862 (original description)
Gossea L. Agassiz, 1862 accepted as
Octobulbacea Zamponi, 1983 (original description)
Hydractiniidae L. Agassiz, 1862 (original description)
Laodiceidae Agassiz, 1862 (original description)
Semaeostomeae (original description)