Rather small cosmopolitan subfamily of endoparasites of adult and nymphal (= larval) aphids (Aphididae). Frequently collected.
Drawings:
Aclitis obscuripennis 1, Aclitis obscuripennis Foerster, female.
Parephedrus relictus 1, Parephedrus relictus Stary and Carver, female.
See for additional illustrations the Multimedia field.