Tethininae
（重定向自Tethinidae）
Tethininae, formally the family Tethinidae is a paraphyletic group of tiny drab-coloured or grey Acalyptratae flies. There are over 115 species in 7 genera known from all zoogeographic regions. They are inconspicuous flies which are still poorly known in some remote, huge, tropical areas (e.g. South America).