[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Phylum Tardigrada Doyère, 1840 - tardigrades
     Order Eutardigrada Richters, 1926 see Class Eutardigrada Richters, 1926
       Family Hypsibiidae Pilato, 1969
         Genus Halobiotus R.M. Kristensen, 1982
           1 Halobiotus appeloefi (Richters, 1908) see Halobiotus appelloefi (Richters, 1908)
           2 Halobiotus arcturulius Crisp & R.M. Kristensen, 1983
           3 Halobiotus crispae R.M. Kristensen, 1982
           4 Halobiotus geddesi (Hallas, 1971) see Isohypsibius geddesi (Hallas, 1971)
           5 Halobiotus stenostomus (Richters, 1908) see Isohypsibius stenostomus (Richters, 1908)