Arrenuridae
(tree size 329)
Momoniidae
(tree size 29)
Mideopsidae
(tree size 42)
Athienemanniidae
(tree size 30)
Krendowskiidae
(tree size 7)
Acalyptonotidae
(tree size 6)
Neoacaridae
(tree size 5)
Mideidae
(tree size 11)
Bogatiidae
(tree size 5)
Nudomideopsidae
(tree size 10)
Laversiidae
(tree size 2)
Chappuisididae
(tree size 7)
Gretacaridae
Kantacaridae
Nipponacaridae
Harpagopalpidae
Arenohydracaridae
(tree size 2)
Amoenacaridae
Hungarohydracaridae
(tree size 10)
Uchidastygacaridae
Chapuisididae
(tree size 1)