MilliBase
Between brackets is the number of accepted extant species
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Shows the number of accepted extant species within the taxon
The last expanded taxon is highlighted
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- Myriapoda (13 583)
- Class Chilopoda (6)
- Class Diplopoda (12 940)
- Subclass Chilognatha (12 779)
- Infraclass Helminthomorpha (11 992)
- Subterclass Colobognatha (298)
- Subterclass Eugnatha (11 693)
- Superorder Juliformia (4 368)
- Order Julida (1 359)
- Order Juliformia incertae sedis
- Order Spirobolida (1 172)
- Suborder Pachybolidea accepted as Trigoniulidea
- Suborder Rhinocricidea (567)
- Family Rhinocricidae Brölemann, 1913 (567)
- Subfamily Oxypyginae Chamberlin, 1922
- Subfamily Peocilocricinae (2)
- Subfamily Poecilocricinae Schubart, 1962
- Subfamily Rhinocricinae Brölemann, 1913 (433)
- Genus Adelobolus Verhoeff, 1924 accepted as Acladocricus Brölemann, 1913
- Genus Anadenobolus Silvestri, 1897 (94)
- Genus Auracricus Peréz-Asso, 1998 (1)
- Genus Australocricus Jeekel, 2001 (7)
- Genus Bahorucocricus Peréz-Asso, 2004 (1)
- Genus Carlocricus Jeekel, 2001 (1)
- Genus Cubobolus Chamberlin, 1918 (5)
- Genus Dibothrocricus Hoffman, 1998 (1)
- Genus Fomentocricus Peréz-Asso, 1998 (1)
- Species Fomentocricus benignoi Peréz-Asso, 1998
- Species Fomentocricus michelbacheri Verhoeff, 1937 accepted as Californibolus michelbacheri (Verhoeff, 1937)
- Genus Haitobolus Mauriès & Hoffman, 1998 (2)
- Genus Jobocricus Peréz-Asso, 1998 (2)
- Genus Lissocricus Chamberlin, 1953 (5)
- Genus Metacricus Chamberlin, 1953 (1)
- Genus Opheocricus Verhoeff, 1938 (1)
- Genus Orthocricus Vélez, 1963 accepted as Anadenobolus Silvestri, 1897
- Genus Perucricus Kraus, 1954 (5)
- Genus Quisquellacricus Pérez-Asso, 2004 (3)
- Genus Rhytidocricus Hoffman & Keeton, 1960 (1)
- Genus Trachyrhinus Silvestri, 1897 accepted as Rhytidocricus Hoffman & Keeton, 1960
- Genus Yucatobolus Chamberlin, 1938 (1)
- Suborder Spirobolidea (309)
- Suborder Spiroboloidea accepted as Spirobolidea
- Suborder Trigoniulidea (293)
- Family Spirobolida incertae sedis (3)
- Order Spirostreptida (1 837)
- Superorder Merocheta (5 647)
- Superorder Nematophora (1 676)
- Order Siphoniulida (2)
- Family Hexecontasomatidae Hannibal, 2000 † (1)
- Family Oklahomasomatidae Hannibal & May, 2020 †
- Genus Dolesea Hannibal & May, 2020 †
- Infraclass Pentazonia (786)
- Order Zosterogrammida † (1)
- Subclass Penicillata (161)
- Class Euthycarcinoidea †
- Class Pauropoda (534)
- Class Symphyla (103)
