Hydroptilidae Stephens, 1836
Orthotrichia aberrans Wells, 1979
Orthotrichia acina Wells, 2005
Orthotrichia aculeata Wells, 1979
Orthotrichia adornata Wells, 1979
Orthotrichia adunca Yang & Xue, 1992
Orthotrichia advena Wells, 1984
Orthotrichia aegerfasciella (Chambers, 1873)
Orthotrichia aequatoriana Kimmins, 1957
Orthotrichia agtuuganonica Mey, 1998
Orthotrichia aiema Wells, 1991
Orthotrichia alata Wells, 1990
Orthotrichia alboguttata Jacquemart, 1956
Orthotrichia alveata Wells, 1979
Orthotrichia ammanensis Malicky, 1996
Orthotrichia amnica Wells, 1990
Orthotrichia angustella (McLachlan, 1865)
Orthotrichia annulata Wells, 1984
Orthotrichia armata Wells, 1979
Orthotrichia asimetris Wells & Malicky, 1997
Orthotrichia atraseta Wells, 1979
Orthotrichia attenuata Wells, 1983
Orthotrichia avicularis Kimmins, 1951
Orthotrichia baldufi Kingsolver & Ross, 1961
Orthotrichia banisbus Wells, 1991
Orthotrichia barnardi Scott, 1963
Orthotrichia bellicosa Wells, 1979
Orthotrichia bencana Olah, 1989
Orthotrichia benguelensis Marlier, 1965
Orthotrichia bensoni Wells, 1990
Orthotrichia berbaring Wells & Malicky, 1997
Orthotrichia bertie Wells, 2005
Orthotrichia bilasnating Wells, 1991
Orthotrichia bipela Wells, 1991
Orthotrichia bisetula Wells & Andersen, 1995
Orthotrichia bishopi Wells, 1979
Orthotrichia bolyi Guenda, 1996
Orthotrichia bucera Yang & Xue, 1992
Orthotrichia bullata Wells, 1979
Orthotrichia capillata Wells, 1979
Orthotrichia cazaubonae Guenda, 1996
Orthotrichia cernyi Mey, 1990
Orthotrichia cinctigera Wells, 1984
Orthotrichia conferta Wells, 1983
Orthotrichia constricta Wells, 1990
Orthotrichia costalis (Curtis, 1834)
Orthotrichia cristata Morton, 1905
Orthotrichia crutwelli Wells, 1991
Orthotrichia cucullata Wells, 1984
Orthotrichia curta Kingsolver & Ross, 1961
Orthotrichia curvata (Ulmer, 1951)
Orthotrichia damasi Marlier, 1943
Orthotrichia dampfi (Ulmer, 1963)
Orthotrichia dapola Guenda, 1996
Orthotrichia dentata Kingsolver & Ross, 1961
Orthotrichia digitata Wells, 1984
Orthotrichia dilgri Wells, 1983
Orthotrichia disparalis Wells, 1984
Orthotrichia ditenga Wells, 1990
Orthotrichia divaricata Wells, 1983
Orthotrichia echidna Malicky, 1999
Orthotrichia egena Mey, 1998
Orthotrichia ensiformis Wells, 1984
Orthotrichia eurhinata Wells, 1985
Orthotrichia exigua Wells, 1979
Orthotrichia exiqua Wells, 1979
Orthotrichia extensa Martynov, 1935
Orthotrichia fimbriata Wells, 1991
Orthotrichia flabella Wells, 1983
Orthotrichia flagellum Marlier, 1965
Orthotrichia fontinala Wells, 1990
Orthotrichia fontinalis Wells, 1990
Orthotrichia fortificata Mey, 1998
Orthotrichia fragilis Wells, 1984
Orthotrichia furcata Wells, 1990
Orthotrichia garbunga Wells, 1990
Orthotrichia glebula Wells, 1984
Orthotrichia gracilis Wells, 1979
Orthotrichia gressitti Wells, 1991
Orthotrichia guinkoi Guenda, 1996
Orthotrichia guruluhela (Schmid, 1958)
Orthotrichia hinipitigola (Schmid, 1958)
Orthotrichia hydroptiloides Wells & Andersen, 1995
Orthotrichia indica Martynov, 1935
Orthotrichia inornata Wells, 1979
Orthotrichia instabilis Denning, 1948
Orthotrichia jani Wells & Huisman, 1993
Orthotrichia jembatana Wells, 1990
Orthotrichia kaitica Wells, 1991
Orthotrichia kalengiensis Statzner, 1977
Orthotrichia kasyi Chantaramongkol & Malicky, 1986
Orthotrichia kholoensis Wells, 1979
Orthotrichia kholonensis Wells
Orthotrichia kivuensis Jacquemart, 1956
Orthotrichia kokodana Kimmins, 1962
Orthotrichia krungut Wells, 1991
Orthotrichia lebar Wells & Huisman, 1993
Orthotrichia lentigo Wells, 1984
Orthotrichia litoralis (Ulmer, 1951)
Orthotrichia litotes Wells, 1984
Orthotrichia luonga Olah, 1989
Orthotrichia mackayi Wells, 1991
Orthotrichia maeandrica (Ulmer, 1951)
Orthotrichia medipitigola (Schmid, 1958)
Orthotrichia melitta Malicky, 1976
Orthotrichia menarika Wells, 1990
Orthotrichia mencenga Wells, 1990
Orthotrichia menjonkok Wells & Malicky, 1997
Orthotrichia momanga Olah, 1989
Orthotrichia morula Wells, 1979
Orthotrichia moselyi Tjeder, 1946
Orthotrichia muscari Wells, 1983
Orthotrichia mussoi Guenda, 1996
Orthotrichia newi Wells & Huisman, 1993
Orthotrichia nigrovillosa Wells & Andersen, 1995
Orthotrichia nova Marlier, 1978
Orthotrichia obscura Kimmins, 1962
Orthotrichia obtecta Wells & Dudgeon, 1990
Orthotrichia orbostensis Wells, 1979
Orthotrichia paranga Wells, 1979
Orthotrichia pectinella Wells, 1983
Orthotrichia petiti Jacquemart, 1962
Orthotrichia prevoti Guenda, 1996
Orthotrichia ranauana (Ulmer, 1951)
Orthotrichia rostrata Wells, 1979
Orthotrichia runching Wells & Huisman, 1993
Orthotrichia sanya Mosely, 1948
Orthotrichia scutata Wells, 1979
Orthotrichia scutellata Wells & Andersen, 1995
Orthotrichia serrata Wells, 1990
Orthotrichia shimigaya Harris & Davenport, 1999
Orthotrichia sinit Wells & Huisman, 1993
Orthotrichia specana Wells, 2005
Orthotrichia spinicauda Kimmins, 1958
Orthotrichia spiralina Statzner, 1977
Orthotrichia stipa Wells, 1979
Orthotrichia straeleni Jacquemart, 1956
Orthotrichia submontana Mey, 1995
Orthotrichia suchiara Olah, 1989
Orthotrichia suteri Wells, 1979
Orthotrichia talea Wells, 1984
Orthotrichia thistletoni Wells, 1991
Orthotrichia tombak Wells & Malicky, 1997
Orthotrichia tomentosa Wells, 1990
Orthotrichia tonjolana Wells, 1990
Orthotrichia tortuosa Wells, 1979
Orthotrichia tragetti Mosely, 1930
Orthotrichia trilineata Jacquemart, 1963
Orthotrichia trispinata Wells, 2005
Orthotrichia tumoris Wells, 1984
Orthotrichia tunjakkana Wells, 1990
Orthotrichia turrita Wells, 1979
Orthotrichia tyleri Wells, 1979
Orthotrichia udawarama (Schmid, 1958)
Orthotrichia urimica Wells, 1984
Orthotrichia veikaba Wells, 1991
Orthotrichia velata Wells, 1983
Orthotrichia verbekei Jacquemart, 1957
Orthotrichia yabbaca Wells, 1983
Orthotrichia zonata (Neboiss, 1977)