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)
- Superorder Merocheta (5 647)
- Superorder Nematophora (1 676)
- Order Callipodida (142)
- Order Chordeumatida (1 375)
- Suborder Chordeumatidea (31)
- Superfamily Chordeumatoidea C. L. Koch, 1847 (30)
- Family Chordeumatidae C. L. Koch, 1847 (24)
- Subfamily Chordeumatinae C. L. Koch, 1847 (18)
- Genus Chordeuma C. L. Koch, 1847 (12)
- Genus Chordeumella Verhoeff, 1897 accepted as Melogona Cook, 1895
- Genus Laeviulus Berlese, 1884 accepted as Chordeuma C. L. Koch, 1847 (1)
- Genus Melogona Cook, 1895 (5)
- Species Melogona albanicum (Verhoeff, 1901) accepted as Melogona broelemanni (Verhoeff, 1897)
- Species Melogona broelemanni (Verhoeff, 1897)
- Species Melogona gallica (Latzel, 1884)
- Species Melogona gallicum (Latzel, 1883) accepted as Melogona gallica (Latzel, 1884)
- Species Melogona scutellare (Ribaut, 1913) accepted as Melogona scutellaris (Ribaut, 1913)
- Species Melogona scutellaris (Ribaut, 1913)
- Species Melogona transsilvanica (Verhoeff, 1897) accepted as Melogona transsylvanica (Verhoeff, 1897)
- Species Melogona transsilvanicum (Verhoeff, 1897) accepted as Melogona transsylvanica (Verhoeff, 1897)
- Species Melogona transsylvanica (Verhoeff, 1897)
- Species Melogona transsylvanicum (Verhoeff, 1897) accepted as Melogona transsylvanica (Verhoeff, 1897)
- Species Melogona voigti (Verhoeff, 1899) accepted as Melogona voigtii (Verhoeff, 1899)
- Species Melogona voigtii (Verhoeff, 1899)
- Genus Microchordeuma Verhoeff, 1897 accepted as Melogona Cook, 1895
- Subfamily Microchordeumatinae Verhoeff, 1910 accepted as Chordeumatinae C. L. Koch, 1847
- Subfamily Orthochordeumatinae Verhoeff, 1899 (6)
- Family Speophilosomatidae Takakuwa, 1949 (6)
- Superfamily Chordeumoidea C. L. Koch, 1847 accepted as Chordeumatoidea C. L. Koch, 1847
- Family Chordeumatidea incertae sedis (1)
- Family Pygmaesomatidae Carl, 1941 accepted as Pygmaeosomatidae Carl, 1941
- Suborder Craspedosomatidea (890)
- Suborder Heterochordeumatidea (339)
- Suborder Striariidea (115)
- Family Bactropidae Chamberlin & Hoffman, 1950 accepted as Cleidogonidae Cook, 1896
- Family Broelemanneumatidae Verhoeff, 1929 accepted as Craspedosomatidae Gray in Jones, 1843
- Family Chordeumatida incertae sedis
- Family Haplogonidae Hoffman, 1971 accepted as Verhoeffiidae Verhoeff, 1899
- Family Hispaniosomatidae Verhoeff, 1929 accepted as Opisthocheiridae Ribaut, 1913
- Family Hispaniosomidae Verhoeff, 1929 accepted as Opisthocheiridae Ribaut, 1913
- Family Idagonidae Buckett & Gardner, 1967 accepted as Conotylidae Cook, 1896
- Family Mexiceumatidae Verhoeff, 1926 accepted as Cleidogonidae Cook, 1896
- Family Mexiceumidae Verhoeff, 1926 accepted as Cleidogonidae Cook, 1896
- Family Neocambrisomatidae Mauriès, 1987 accepted as Metopidiotrichidae Attems, 1907
- Family Reginaterreumatidae Mauriès, 1988 accepted as Metopidiotrichidae Attems, 1907
- Family Syntelopodeumatidae Golovatch, 1977 accepted as Diplomaragnidae Attems, 1907
- Family Trachysomatidae Silvestri, 1896 accepted as Trachygonidae Cook, 1896
- Family Underwoodiidae Verhoeff, 1909 accepted as Caseyidae Verhoeff, 1909
- Family Urochordeumidae Silvestri, 1909 accepted as Urochordeumatidae Silvestri, 1909
- Family Xystrosomatidae Brölemann, 1932 accepted as Chamaesomatidae Verhoeff, 1913
- Order Stemmiulida (159)
- 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)
