MilliBase
Between brackets is the number of accepted extant species
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Shows the number of accepted extant species within the taxon
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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)
- Subfamily Microchordeumatinae Verhoeff, 1910 accepted as Chordeumatinae C. L. Koch, 1847
- Subfamily Orthochordeumatinae Verhoeff, 1899 (6)
- Tribe Orthochordeumatini Verhoeff, 1899
- Genus Allochordeuma Rothenbühler, 1900 accepted as Orthochordeumella Verhoeff, 1900
- Genus Mycogona Cook, 1895 (1)
- Genus Orthochordeuma Verhoeff, 1897 accepted as Mycogona Cook, 1895
- Genus Orthochordeumella Verhoeff, 1900 (4)
- Genus Parachordeuma Ribaut, 1912 (1)
- Species Parachordeuma broelemanni Ribaut, 1912
- Species Parachordeuma brolemanni Ribaut, 1912 accepted as Parachordeuma broelemanni Ribaut, 1912
- 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)
