living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Annelida Lamarck, 1809 - segmented worms
           Class Oligochaeta Grube, 1850 - oligochaetes see [unranked] oligochaetous Clitellata
             Order Lumbriculida
               Family Lumbriculidae Vejdovský, 1884
                 1 Genus Lumbriculus Grube, 1844
                 2 Genus Lamprodilus see Genus Lamprodrilus Michaelsen, 1901
                 3 Genus Stylodrilus Claparède, 1862
                 4 Genus Rhynchelmis Hoffmeister, 1843
                 5 Genus Styloscolex Michaelsen, 1902
                 6 Genus Kincaidiana Altman, 1936
                 7 Genus Eclipidrilus Eisen, 1881
                 8 Genus Spelaedrilus Cook, 1975
                 9 Genus Trichodrilus Claparède, 1862