Phylum [Chlorophyta] Pascher (1914) - green algae Family Goniaceae (Pascher) Pascher (1931) Genus Gonium O.F.Müll. (1773) Gonium sociale (Dujardin, 1841) J.E.B. Warming (1876) see Tetrabaena socialis (Dujardin, 1841) H. Nozaki & M. Itoh (1994)