Iconella effusa (Hust.) Cocquyt & R.Jahn Iconella effusa (Hust.) Cocquyt & R.Jahn in PhytoKeys 82: 87. 2017is new combination for Surirella effusa Hust. in A.W.F. Schmidt, Atlas Diatom.-Kunde, pl. 357: fig. 1, 2. 1925