Arthrochthonius Ewing, 1917 accepted as Eniochthonius Grandjean, 1933 (original description)
Burmacrocera Cockerell, 1917 (original description)
Camptopelta Williston, 1917 accepted as Nemotelus Geoffroy, 1762 (original description)
Dameolus Ewing, 1917 accepted as Damaeolus Paoli, 1908 (original description)
Electrocyrtoma Cockerell, 1917 † (original description)
Eulohamannia Ewing, 1917 accepted as Eulohmannia Berlese, 1910 (original description)
Euphthiracarus Ewing, 1917 (original description)
Ginglymacarus Ewing, 1917 accepted as Phthiracarus Perty, 1841 (original description)
Gymnonothrus Ewing, 1917 accepted as Nothrus C.L. Koch in Panzer, 1835 (original description)
Heterodamaeus Ewing, 1917 accepted as Gymnodamaeus Kulczynski, 1902 (original description)
Hyptiogastrites Cockerell, 1917 (original description)
Iliotona Carnochan, 1917 (original description)
Johannsenia Guthrie, 1917 (original description)
Microxylota Jones, 1917 (original description)
Neogymnobates Ewing, 1917 (original description)
Neoribatula Ewing, 1917 accepted as Zygoribatula Berlese, 1917 (original description)
Oributula Ewing, 1917 accepted as Oribatula Berlese, 1896 (original description)
Plecophlebus Cockerell, 1917 † (original description)
Protofoenus Cockerell, 1917 (original description)
Steganacarus Ewing, 1917 (original description)
Tropacarus Ewing, 1917 accepted as Steganacarus Ewing, 1917 (original description)