Gray, 1840
Diagnosis
Characterized by complete absence of gills. Body usually smooth, in most genera the only appendages are those of the buccal mass; always with hook sacs; wings located beneath mouth at both sides of body, with lateral and posterior footlobes; in some species footlobes strongly reduced.
Subfamilies treated:
Subfamily Clioninae Pruvot-Fol, 1924
Subfamily Thliptodontinae Pruvot-Fol, 1926
[Table Clionidae]