Acrodactyla Stafford, 1904 (original description)
Androlaelaps Berlese, 1903 (original description)
Astrophrya Awerinzew, 1904 (original description)
Aulokleptes Immermann, 1903 (original description)
Azigia Stafford, 1904 accepted as Azygia Looss, 1899 (original description)
Centrovarium Stafford, 1904 (original description)
Cosmolaelaps Berlese, 1903 (original description)
Diversipes Berlese, 1903 (original description)
Erythracarus Berlese, 1903 (original description)
Erythrocheylus Berlese, 1903 (original description)
Euherdmania Ritter, 1904 (original description)
Eulaelaps Berlese, 1903 (original description)
Fellodistomum Stafford, 1904 (original description)
Hellmayria Poche, 1904 (original description)
Homalometron Stafford, 1904 (original description)
Homalothynnus Enderlein, 1904 (original description)
Hoplolaelaps Berlese, 1903 accepted as Pseudoparasitus Oudemans, 1902 (original description)
Hydroctena Dawydoff, 1904 (original description)
Hypoaspis Berlese, 1903 (original description)
Imparipes Berlese, 1903 (original description)
Leioderma Stafford, 1904 accepted as Steringophorus Odhner, 1905 (original description)
Lepidapedon Stafford, 1904 (original description)
Leptosoma Stafford, 1904 (original description)
Megadistomum Stafford, 1904 accepted as Azygia Looss, 1899 (original description)
Metaparasitus Oudemans & Voigts, 1904 accepted as Gamasolaelaps Berlese, 1904 (original description)
Mimodistomum Stafford, 1904 accepted as Azygia Looss, 1899 (original description)
Myrmonyssus Berlese, 1903 accepted as Myrmozercon Berlese, 1902 (original description)
Neophasis Stafford, 1904 (original description)
Nymphopsocus Enderlein, 1903 accepted as Psyllipsocus Selys, 1872 (original description)
Ophrygonius Zang, 1904 (original description)
Otodistomum Stafford, 1904 (original description)
Paniscomima Enderlein, 1904 (original description)
Parapelopides Zang, 1904 accepted as Pelopides Kuwert, 1896 (original description)
Plagioporus Stafford, 1904 (original description)
Protenteron Stafford, 1904 (original description)
Reuterella Enderlein, 1903 (original description)
Schizotaenia Janicki, 1904 accepted as Monoecocestus Beddard, 1914 (original description)
Sinistroporus Stafford, 1904 accepted as Podocotyle Dujardin, 1845 (original description)
Sphaeromimonectes Woltereck, 1904 accepted as Mimonectes Bovallius, 1885 (original description)
Sphigmocephalus Enderlein, 1904 accepted as Oncylocotis Stål, 1855 (original description)
Steganoderma Stafford, 1904 (original description)
Stenakron Stafford, 1904 (original description)
Stenocollum Stafford, 1904 (original description)
Valdiviella Steuer, 1904 (original description)
Xanium Enderlein, 1904 accepted as Ectemnorhinus Waterhouse, 1853 (original description)
Xenodistomum Stafford, 1904 accepted as Otodistomum Stafford, 1904 (original description)