[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Algae L. (1753) see [unranked] Algae
     Phylum Phaeophycota see Class Phaeophyceae Hansgirg (1886)
       Class Phaeophyceae Hansgirg (1886) - brown algae
         Order Ectocarpales Bessey (1907)
           Family Ectocarpaceae C.Agardh (1828)
             Genus Streblonema A. Derbès & A. Solier, in L. Castagne (1851)
               Streblonema zanardinii (P.L. Crouan & H.M. Crouan) De Toni (1895)