[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 Sphacelariales Migula (1908) Family Stypocaulaceae Oltmanns (1922) Genus Halopteris F.T. Kützing (1843) 1 Halopteris filicina (Grateloup, 1806) F.T. Kützing (1843)