MilliBase

1. Genus Amnestorhacus Hoffman & Martínez-Torres, 2012
2. Genus Kainorhacus Jeekel, 2007
3. Tribe Platyrhacini Pocock, 1895
   1. Genus Acanthodesmus Peters, 1864
   2. Genus Arbelorhacus Hoffman, 2001
   3. Genus Cradodesmus Cook, 1896
   4. Genus Eurydirorhachis Pocock, 1897
   5. Genus Gigantorhacus Jeekel, 2007
   6. Genus Nanorrhacus Cook, 1896
   7. Genus Platyrhacus C. L. Koch, 1847
   8. Genus Rhyphodesmus Cook, 1896
   9. Genus Stenoniodes Pocock, 1897
   10. Genus Trematorhacus Jeekel, 2007
   11. Genus Acisternum Silvestri, 1896 accepted as Platyrhacus C. L. Koch, 1847 (junior subjective synonym)
   12. Genus Cyrtorhachis Silvestri, 1896 accepted as Platyrhacus C. L. Koch, 1847 (junior subjective synonym)
   13. Genus Dicrodesmus Silvestri, 1896 accepted as Platyrhacus C. L. Koch, 1847 (junior subjective synonym)
   14. Genus Harpodesmus Cook, 1896 accepted as Platyrhacus C. L. Koch, 1847 (junior subjective synonym)
   15. Genus Leucodesmus Cook, 1896 accepted as Platyrhacus C. L. Koch, 1847 (junior subjective synonym)
   16. Genus Leurodesmus Cook, 1896 accepted as Platyrhacus C. L. Koch, 1847 (junior subjective synonym)
   17. Genus Nannorrhacus Cook, 1896 accepted as Nanorrhacus Cook, 1896 (lapsus calami)
   18. Genus Odontodesmus De Saussure, 1860 accepted as Platyrhacus C. L. Koch, 1847 (junior subjective synonym)
   19. Genus Platyrachus C. L. Koch, 1847 accepted as Platyrhacus C. L. Koch, 1847 (lapsus calami)
   20. Genus Platyrhachus C. L. Koch, 1847 accepted as Platyrhacus C. L. Koch, 1847 (lapsus calami)
   21. Genus Platyrrhachus Pocock, 1895 accepted as Platyrhacus C. L. Koch, 1847 (lapsus calami)
   22. Genus Platyrrhacus C. L. Koch, 1847 accepted as Platyrhacus C. L. Koch, 1847 (lapsus calami)
   23. Genus Prodesmus Cook, 1896 accepted as Platyrhacus C. L. Koch, 1847 (junior subjective synonym)
   24. Genus Mniodesmus Cook, 1896 (uncertain)
   25. Genus Phractodesmus Cook, 1896 (uncertain)
4. Genus Proaspis Loomis, 1941
5. Tribe Acanthodesmini Cook, 1896 accepted as Platyrhacini Pocock, 1895
6. Genus Angustinus Attems, 1898 accepted as Polylepis Bollman, 1893 (junior objective synonym)
7. Tribe Barydesmini Hoffman, 1980 accepted as Barydesminae Hoffman, 1980 (elevated to subfamily level)
   1. Genus Arcydesmus Cook, 1896 accepted as Barydesmus Cook, 1896 (junior subjective synonym)
   2. Genus Aymaresmus Chamberlin, 1941 accepted as Barydesmus Cook, 1896 (junior subjective synonym)
   3. Genus Cyphorrhacus Cook, 1896 accepted as Barydesmus Cook, 1896 (junior subjective synonym)
   4. Genus Spilodesmus Cook, 1896 accepted as Barydesmus Cook, 1896 (junior subjective synonym)
8. Tribe Diodontodesmini Jeekel, 2007 accepted as Diodontodesminae Jeekel, 2007 (elevated to subfamily level)
9. Genus Dynesmus Chamberlin, 1941 accepted as Barydesmus Cook, 1896 (The type species of the genus, Dynesmus iquitus, was changed to Barydesmus iquitus. Therefore, the genus Dynesmus must be a junior synonym of Barydemus)
10. Tribe Erythrhacini Jeekel, 2007 accepted as Erythrhacinae Jeekel, 2007 (elevated to subfamily level)
11. Tribe Hoplurorhachini Hoffman, 2001 accepted as Hoplurorhachinae Hoffman, 2001 (elevated to subfamily level)
12. Genus Pachyurus Humbert & De Saussure, 1869 accepted as Polylepis Bollman, 1893 (preoccupied)
13. Tribe Phyodesmini Cook, 1896 accepted as Phyodesminae Cook, 1896 (elevated to subfamily level)
14. Tribe Polydesmorhachini Hoffman, 1980 accepted as Polydesmorhachinae Hoffman, 1980 (elevated to subfamily level)
15. Genus Polyleporella Attems, 1938 accepted as Polylepis Bollman, 1893 (junior objective synonym)
16. Tribe Psammodesmini Hoffman, 1960 accepted as Psammodesminae Hoffman, 1960 (elevated to subfamily level)
    1. Genus Ernostyx Chamberlin, 1941 accepted as Psammodesmus Cook, 1896 (junior subjective synonym)
17. Tribe Psaphodesmini Cook, 1896 accepted as Psaphodesminae Cook, 1896 (elevated to subfamily level)
    1. Genus Eutrachyrhachis Pocock, 1897 accepted as Zodesmus Cook, 1896 (junior subjective synonym)
18. Tribe Taphodesmini Cook, 1896 accepted as Taphodesminae Cook, 1896 (elevated to subfamily level)
19. Genus Taphodesmus Cook, 1896 accepted as Polylepis Bollman, 1893 (junior subjective synonym)
20. Genus Haplorhacus Attems, 1914 (uncertain)
21. Genus Xerodesmus Cook, 1896 (uncertain)

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