IRMNG Taxon list
Heterocalyx levantinoides Bursa, 1954 accepted as Heterocalycina levantinoides (Bursa) P.C. Silva, 1979
Hydrogastrum utriculare (Roth) Endlicher
Pelagocystis oceanica Lohmann
Pseudopleurochloris antarctica C. Andreoli, I. Moro, N. La Rocca, F. Rigoni, L. Dalla Valle & L. Bargelloni, 1999
Raphidosphaera brevispina (Pascher) P.C. Silva
Raphidosphaera brevispina (Pascher) P.C. Silva, 1979
Raphidosphaera setifera (Schiller) P.C. Silva, 1979
Raphidosphaera tenerrima (Schiller) P.C. Silva, 1979
Raphidosphaera wulffiana (Pascher) P.C. Silva, 1979
Tiresias natalensis (Hering) Areschoug, 1851 accepted as Chaetomorpha natalensis (Hering) De Toni, 1889
Tiresias riparia (Roth) Areschoug, 1851 accepted as Rhizoclonium riparium (Roth) Harvey, 1849