Family Glossosomatidae
- Genus Itauara Müller 1888
- Itauara brasiliana (Mosely 1939)
- Itauara guarani (Angrisano 1993)
- Itauara plaumanni (Flint 1974)
- Genus Mastigoptila Flint 1967
- Mastigoptila longicornuta (Schmid 1958)
- Mastigoptila ruizi (Navás 1933)
- Genus Merionoptila Schmid 1959
- Merionoptila wygodzinskyi Schmid 1959
- Genus Mortoniella Ulmer 1906
- Mortoniella albolineata Ulmer 1907
- Mortoniella argentinica Flint 1974
- Mortoniella armata (Jacquemart 1963)
- Mortoniella collegarum (Rueda Martín & Gibon 2008)
- Mortoniella paraunota Blahnik & Holzenthal 2011
- Mortoniella pocita (Flint 1983)
- Mortoniella punensis (Flint 1983)
- Mortoniella teutona Mosely 1939
- Mortoniella unota Mosely 1939
- Mortoniella uruguaiensis Blahnik & Holzenthal 2011
- Mortoniella wygodzinskii (Schmid 1958)
- Genus Protoptila Banks 1904
- Protoptila dubitans Mosely 1939
- Protoptila ensifera Flint 1971
- Protoptila julieta Robertson & Holzenthal 2008
- Protoptila misionensis Flint 1972
- Protoptila primerana (Weyenbergh 1881)
- Protoptila truncata Flint 1983
- Protoptila uruguayensis Angrisano 1997
- Genus Scotiotrichia Mosely 1934
- Scototrichia ocreata Mosely 1934
