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)
- Suborder Craspedosomatidea (890)
- Superfamily Anthroleucosomatoidea Verhoeff, 1899 (154)
- Superfamily Brannerioidea Cook, 1896 (89)
- Superfamily Cleidogonoidea Cook, 1896 (290)
- Family Bactropodellidae Jeekel, 1969 accepted as Cleidogonidae Cook, 1896
- Family Bactropodidae Chamberlin & Hoffman, 1950 accepted as Bactropodellidae Jeekel, 1969
- Family Biokoviellidae Mršić, 1992 accepted as Anthogonidae Ribaut, 1913
- Family Cleidogonidae Cook, 1896 (187)
- Genus Acakandra Loomis, 1964 accepted as Cleidogona Cook & Collins, 1895
- Genus Akacandra Loomis, 1964 accepted as Acakandra Loomis, 1964
- Genus Bactropodellus Jeekel, 1969 accepted as Tiganogona Chamberlin, 1928
- Genus Bactropus Cook & Collins, 1895 accepted as Bactropodellus Jeekel, 1969
- Genus Cabraca Shear, 1982 (1)
- Genus Cavota Chamberlin, 1942 accepted as Cleidogona Cook & Collins, 1895
- Genus Cleidogona Cook & Collins, 1895 (91)
- Genus Costaricia Loomis, 1966 accepted as Cleidogona Cook & Collins, 1895
- Genus Cryptotrichus Packard, 1883 accepted as Cleidogona Cook & Collins, 1895
- Genus Dearolfia Loomis, 1939 accepted as Pseudotremia Cope, 1869
- Genus Dybasia Loomis, 1964 (4)
- Genus Hirsutogona Kraus, 1954 accepted as Cleidogona Cook & Collins, 1895
- Genus Lineagona Shear, 2024 (2)
- Genus Mecistopus Loomis, 1959 accepted as Cleidogona Cook & Collins, 1895
- Genus Mexiceuma Verhoeff, 1926 accepted as Cleidogona Cook & Collins, 1895
- Genus Ofcookogona Causey, 1951 accepted as Tiganogona Chamberlin, 1928
- Genus Ogkomus Loomis, 1964 accepted as Dybasia Loomis, 1964
- Genus Ozarkogona Causey, 1951 accepted as Tiganogona Chamberlin, 1928
- Genus Pseudotremia Cope, 1869 (79)
- Species Pseudotremia acheron Shear, 1972
- Species Pseudotremia aeacus Shear, 1972
- Species Pseudotremia alecto Shear, 1972
- Species Pseudotremia amphiorax Shear, 1972
- Species Pseudotremia armesi Shear, 1972
- Species Pseudotremia barri Lewis, 2005
- Species Pseudotremia blacki Lewis, 2000
- Species Pseudotremia burnsorum Lewis, 2000
- Species Pseudotremia callae Lewis, 2009
- Species Pseudotremia carterensis Packard, 1883
- Species Pseudotremia cavernarum Cope, 1869
- Species Pseudotremia cerberus Shear, 2011
- Species Pseudotremia cercops Shear, 1972
- Species Pseudotremia cocytus Shear, 1972
- Species Pseudotremia conservata Hoffman & Lewis, 1997
- Species Pseudotremia contorta Shear, 2011
- Species Pseudotremia cookorum Lewis, 2000
- Species Pseudotremia cottus Shear, 1972 accepted as Pseudotremia fracta fracta Chamberlin, 1951
- Species Pseudotremia culveri Shear, 2011
- Species Pseudotremia deprehendor Shear, 1972
- Species Pseudotremia douglasi Lewis, 2009
- Species Pseudotremia eburnea Loomis, 1939
- Species Pseudotremia fergusoni Shear, 2011
- Species Pseudotremia fongi Shear, 2008
- Species Pseudotremia fracta Chamberlin, 1951
- Species Pseudotremia fremens Shear, 2011
- Species Pseudotremia fulgida Loomis, 1943
- Species Pseudotremia garlandae Lewis, 2005
- Species Pseudotremia glaber Shear, 2011
- Species Pseudotremia handi Shear, 2008
- Species Pseudotremia hansoni Chamberlin, 1951
- Species Pseudotremia hobbsi Hoffman, 1950
- Species Pseudotremia hoffmani Lewis, 2009
- Species Pseudotremia hollidayi Lewis, 2005
- Species Pseudotremia hubbardi Shear, 2011
- Species Pseudotremia indianae Chamberlin & Hoffman, 1958
- Species Pseudotremia inexpectata Shear, 2011
- Species Pseudotremia jaculohamatum Shear, 2011
- Species Pseudotremia johnholsingeri Shear, 2011
- Species Pseudotremia kerboi Shear, 2008
- Species Pseudotremia laudermilki Lewis, 2009
- Species Pseudotremia lethe Shear, 1972
- Species Pseudotremia lictor Shear, 1972
- Species Pseudotremia loomisi Shear, 2011
- Species Pseudotremia lusciosa (Loomis, 1939)
- Species Pseudotremia manni Lewis, 2005
- Species Pseudotremia merops Shear, 1972
- Species Pseudotremia minos Shear, 1972
- Species Pseudotremia momus Shear, 1972
- Species Pseudotremia nefanda Shear, 1972
- Species Pseudotremia nodosa Loomis, 1939
- Species Pseudotremia nyx Shear, 1972
- Species Pseudotremia orndorffi Shear, 2011
- Species Pseudotremia peponocranium Shear, 2011
- Species Pseudotremia piscator Shear, 2011
- Species Pseudotremia pomarium Shear, 2011
- Species Pseudotremia princeps Loomis, 1939
- Species Pseudotremia purselli Lewis, 2000
- Species Pseudotremia reynoldsae Lewis, 2003
- Species Pseudotremia rhadamanthus Shear, 1972
- Species Pseudotremia roebuckorum Lewis, 2005
- Species Pseudotremia ryensis Shear, 2011
- Species Pseudotremia salifodina Shear, 2011
- Species Pseudotremia salisae Lewis, 2000
- Species Pseudotremia schneiderae Shear, 2008
- Species Pseudotremia scrutorum Shear, 1972
- Species Pseudotremia sheari Lewis, 2009
- Species Pseudotremia shelleyi Lewis, 2009
- Species Pseudotremia simulans Loomis, 1939
- Species Pseudotremia soco Shear, 1972
- Species Pseudotremia sodalis Loomis, 1939 accepted as Pseudotremia carterensis Packard, 1883
- Species Pseudotremia spira Shear, 1972
- Species Pseudotremia stupefactor Shear, 1972
- Species Pseudotremia styx Lewis, 2009
- Species Pseudotremia sublevis Loomis, 1944
- Species Pseudotremia tsuga Shear, 1972
- Species Pseudotremia tuberculata Loomis, 1939
- Species Pseudotremia unca Shear, 1972
- Species Pseudotremia valga Loomis, 1943
- Species Pseudotremia vudii Cope, 1869 accepted as Cleidogona vudii Cope, 1869
- Species Pseudotremia wallaceae Lewis, 2005
- Species Pseudotremia withersi Lewis, 2009
- Genus Rhabdarona Chamberlin & Mulaik, 1941 accepted as Cleidogona Cook & Collins, 1895
- Genus Solaenogona Hoffman, 1950 (2)
- Genus Solemia Loomis, 1964 accepted as Dybasia Loomis, 1964
- Genus Tiganogona Chamberlin, 1928 (8)
- Family Entomobielziidae Verhoeff, 1899 (18)
- Family Ghilaroviidae Gulička, 1972 accepted as Anthroleucosomatidae Verhoeff, 1899
- Family Lusitaniosomatidae Schubart, 1953 (1)
- Family Lusitaniosomidae Schubart, 1953 accepted as Lusitaniosomatidae Schubart, 1953
- Family Opisthocheiridae Ribaut, 1913 (39)
- Family Sakhalineumatidae Golovatch, 1976 accepted as Diplomaragnidae Attems, 1907
- Family Schedotrigonidae Mauriès, 1978 accepted as Metopidiotrichidae Attems, 1907
- Family Trichopetalidae Verhoeff, 1914 (45)
- Family Vieteumatidae Golovatch, 1984 accepted as Kashmireumatidae Mauriès, 1982
- Superfamily Craspedosomatoidea Gray in Jones, 1843 (253)
- Superfamily Haaseoidea Attems, 1899 (26)
- Superfamily Haasoidea Attems, 1899 accepted as Haaseoidea Attems, 1899
- Superfamily Neoatractosomatoidea Verhoeff, 1901 (70)
- Superfamily Verhoeffioidea Verhoeff, 1899 (5)
- Family Guipuzcosomatidae Antić & Mauriès, 2022 (3)
- 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)
