from “Wikispecies”

<==o Isotomidae
   |?- Mucronia
   |--o Anurophorinae Börner, 1901
   |  |-- Antarctophorus
   |  |-- Anurophorus
   |  |-- Blissia
   |  |-- Cryptopygus
   |  |-- Cylindropygus
   |  |-- Dimorphacanthella
   |  |-- Folsomides
   |  |-- Gressittacantha
   |  |-- Haploisotoma
   |  |-- Hemisotoma
   |  |-- Isotomodella
   |  |-- Isotomodes
   |  |-- Jesenikia
   |  |-- Micranurophorus
   |  |-- Mucrosomia
   |  |-- Mucrotoma
   |  |-- Narynia
   |  |-- Pectenisotoma
   |  |-- Proctostephanus
   |  |-- Pseudanurophorus
   |  |-- Rhodanella
   |  |-- Sibiracanthella
   |  |-- Stachanorema
   |  |-- Subisotoma
   |  |-- Tetracanthella
   |  |-- Tuvia
   |  |-- Uzelia
   |  |-- Weberacantha
   |  |-- Womersleyella
   |  `-- Yosiiella
   |--o Proisotominae Stach, 1947
   |  |-- Appendisotoma
   |  |-- Archisotoma
   |  |-- Arlea
   |  |-- Ballistura
   |  |-- Clavisotoma
   |  |-- Cliforga
   |  |-- Dimorphotoma
   |  |-- Folsomia
   |  |-- Folsomina
   |  |-- Gnathisotoma
   |  |-- Gnathofolsomia
   |  |-- Hydroisotoma
   |  |-- Isotopenola
   |  |-- Proisotoma
   |  `-- Pseudofolsomia
   |--o Isotominae Schäffer, 1896
   |  |-- Aackia
   |  |-- Acanthomurus
   |  |-- Agrenia
   |  |-- Antarcticinella
   |  |-- Araucanocyrtus
   |  |-- Axelsonia
   |  |-- Azoritoma
   |  |-- Cheirotoma
   |  |-- Dagamaea
   |  |-- Desoria
   |  |-- Folsomotoma
   |  |-- Granisotoma
   |  |-- Halisotoma
   |  |-- Heteroisotoma
   |  |-- Isotoma
   |  |-- Isotomedia
   |  |-- Isotomiella
   |  |-- Isotominella
   |  |-- Isotomurus
   |  |-- Marisotoma
   |  |-- Martynovella
   |  |-- Metisotoma
   |  |-- Micrisotoma
   |  |-- Misturasotoma
   |  |-- Mucracanthus
   |  |-- Myopia
   |  |-- Najtia
   |  |-- Neocryptopygus
   |  |-- Octodontophora
   |  |-- Paracerura
   |  |-- Parisotoma
   |  |-- Pentacanthella
   |  |-- Procerura
   |  |-- Protoisotoma
   |  |-- Psammisotoma
   |  |-- Pseudisotoma
   |  |-- Pseudosorensia
   |  |-- Pteronychella
   |  |-- †Rhyniella praecursor
   |  |-- Sahacanthella
   |  |-- Secotomodes
   |  |-- Semicerura
   |  |-- Sericeotoma
   |  |-- Setocerura
   |  |-- Sibirisotoma
   |  |-- Spinocerura
   |  |-- Tiancanthella
   |  |-- Tibiolatra
   |  |-- Tomocerura
   |  `-- Vertagopus
   `--o Pachyotominae Potapov, 2001
      |-- Bonetrura
      |-- Coloburella
      |-- Jestella
      |-- Pachyotoma
      `-- Paranurophorus

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