| Subfamily | Hydroptilinae
Stephens, 1836
| 90
3209 | Genera
Species |
| Subfamily | Leucotrichiinae
OS Flint, 1970 ⇒ Leucotrichiini
| 0
0 | Genera
Species |
| Subfamily | Neotrichiinae
HH Ross, 1956 ⇒ Neotrichiini
| 0
0 | Genera
Species |
| Subfamily | Ochrotrichiinae
JE Marshall, 1979 ⇒ Ochrotrichiini
| 0
0 | Genera
Species |
| Subfamily | Orthotrichiinae
A Nielsen, 1948 ⇒ Orthotrichiini
| 0
0 | Genera
Species |
| Subfamily | Ptilocolepinae
Martynov, 1913
| 8
1045 | Genera
Species |
| Subfamily | Stactobiinae
L Botosaneanu, 1956 ⇒ Stactobiini
| 0
0 | Genera
Species |
| Genus | Abitrichia
| 1 | Species |
| Genus | Aenigmatrichia
Wells & De Moor, 2020
| 1 | Species |
| Genus | Agraules ♰
Agassiz, 1846
| 0 | Species |
| Genus | Angrisanoia
Ozdikmen, 2008 ⇒ Ochrotrichia
| 7 | Species |
| Genus | Brysopteryx
| 1 | Species |
| Genus | Burminoptila ♰
L Botosaneanu, 1981
| 1 | Species |
| Genus | Cretacoptila
Wichard, 2021
| 1 | Species |
| Genus | Dactylotrichia
Kelley, 1984
| 0 | Species |
| Genus | Dampfitrichia
Mosely, 1937
| 0 | Species |
| Genus | Diaulius
Hagen, 1880 ⇒ Dicaminus
| 0 | Species |
| Genus | Diaulus
Ashmead, 1904 ⇒ Dicaminus
| 3 | Species |
| Genus | Dolotrichia
Mosely, 1937
| 0 | Species |
| Genus | Electrotrichia ♰
G Ulmer, 1912
| 2 | Species |
| Genus | Exitrichia
Mosely, 1937
| 0 | Species |
| Genus | Gnathotrichia
Ulmer, 1951 ⇒ Oxyethira (Dampfitrichia)
| 2 | Species |
| Genus | Guerrotrichia
Mosely, 1937
| 0 | Species |
| Genus | Holarctotrichia
Kelley, 1984
| 0 | Species |
| Genus | Huayptila
Malicky & Chantaramongkol, 2007
| 0 | Species |
| Genus | Hydroptilia
Handlirsch, 1907 ⇒ Hydroptila
| 0 | Species |
| Genus | Hydroptilid
| 0 | Species |
| Genus | Hydrorchestria
Kolenati, 1848
| 1 | Species |
| Genus | Itytrichia
| 2 | Species |
| Genus | Kelleyella
Özdikmen, 2007
| 0 | Species |
| Genus | Kholaptila
Malicky & Chantaramongkol, 2007
| 1 | Species |
| Genus | Lorotrichia
Mosely, 1937
| 0 | Species |
| Genus | Loxotrichia
Mosely, 1937
| 1 | Species |
| Genus | Madioxytheria
| 2 | Species |
| Genus | Maetalaiptila
Malicky & Chantaramongkol, 2007
| 1 | Species |
| Genus | Maeyaptila
Malicky & Chantaramongkol, 2007
| 1 | Species |
| Genus | Moselyella
Kimmins, 1951
| 2 | Species |
| Genus | Novajerseya ♰
L Botosaneanu, RO Johnson, & PR Dillon, 1998
| 1 | Species |
| Genus | Orientalitrichia
Kocak & Kemal, 2012
| 0 | Species |
| Genus | Oxytheria
| 1 | Species |
| Genus | Oxytrichia
Mosely, 1939 ⇒ Oxyethira
| 1 | Species |
| Genus | Pacificotrichia
Kelley, 1989
| 0 | Species |
| Genus | Paleagapetus
Ulmer, 1912 ⇒ Palaeagapetus
| 1 | Species |
| Genus | Philocolepus
Hagen, 1880 ⇒ Ptilocolepus
| 0 | Species |
| Genus | Phrixocoma
Eaton, 1873 ⇒ Hydroptila
| 3 | Species |
| Genus | Polytrichia
Sibley, 1926
| 1 | Species |
| Genus | Pseudoxyethira
| 4 | Species |
| Genus | Ragatrichia
Oláh & Johanson, 2011
| 5 | Species |
| Genus | Rhyachopsyche
Müller, 1879 ⇒ Rhyacopsyche
| 0 | Species |
| Genus | Rhyocopsyche
Müller, 1879 ⇒ Rhyacopsyche
| 0 | Species |
| Genus | Sclerotrichia
| 0 | Species |
| Genus | Stenoxyethira
Kimmins, 1951 ⇒ Oxyethira (Dampfitrichia)
| 4 | Species |
| Genus | Sutheptila
Malicky & Chantaramongkol, 2007
| 1 | Species |
| Genus | Tanytrichia
Kelley, 1984
| 0 | Species |
| Genus | Targatrichia
Neboiss, 1977 ⇒ Orthotrichia
| 1 | Species |
| Genus | Tascobia
Ross, 1944 ⇒ Stactobiella
| 0 | Species |
| Genus | Trichoglene
Neboiss, 1977 ⇒ Oxyethira
| 1 | Species |
| Genus | Tsukushitrichia
Kobayashi, 1964
| 0 | Species |
