Sebdenia (J.G.Agardh) Berthold, 1882 genus accepted

Isymenia J.Agardh, 1899 genus synonym

Lesleigha G.T.Kraft & G.W.Saunders, 2011 genus accepted

Crassitegula C.W.Schneider, C.E.Lane & G.W.Saunders, 2006 genus accepted

Cryptocallis J.M.Huisman & G.W.Saunders, 2018 genus accepted