Hexapods - insects see Epiclass Hexapoda Latreille, 1825
   Class Ellipura Börner, 1910 see [unranked] Ellipura
     Order Collembola Lubbock, 1870 - springtails see Class Collembola Lubbock, 1870
       Suborder Poduromorpha Börner, 1913 see Suborder Arthropleona Börner, 1901
         Family Isotomidae Schäffer, 1896
           01 Genus Agrenia Börner, 1906
           02 Genus Anurophorus Nicolet, 1842
           03 Genus Archisotoma Linnaniemi, 1912
           04 Genus Axelsonia Börner, 1906
           05 Genus Blissia Rusek, 1985
           06 Genus Bonetrura Christiansen & Bellinger, 1980
           07 Genus Ciforga Wray, 1952
           08 Genus Coloburella Latzel, 1918
           09 Genus Cryptopygus Willem, 1901
           10 Genus Dagamaea Yosii, 1965
           11 Genus Folsomia Willem, 1902
           12 Genus Folsomides Stach, 1922
           13 Genus Isotoma Bourlet, 1839
           14 Genus Isotomiella Bagnall, 1939
           15 Genus Isotomodes Linnaniemi, 1907
           16 Genus Isotomurus Börner, 1903
           17 Genus Metisotoma Maynard, 1951
           18 Genus Micranurophorus Bernard, 1977
           19 Genus Micrisotoma Bellinger, 1952
           20 Genus Pentacanthella Deharveng, 1978
           21 Genus Proisotoma Börner, 1901
           22 Genus Semicerura Maynard, 1951
           23 Genus Stachanorema Wray, 1957
           24 Genus Tetracanthella Schött, 1891
           25 Genus Uzelia Absolon, 1901
           26 Genus Weberacantha Christiansen, 1951