Apterodontinae

Phylum:Chordata

Class:Mammalia

Order:†Hyaenodonta

Superfamily:†Hyainailouroidea

Apterodontinae Temporal range: 39.6–27.8 Ma PreꞒ Ꞓ O S D C P T J K Pg N Late Eocene to Middle Oligocene
Two views of the skull of Apterodon macrognathus
Apterodon macrognathus life restoration
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Hyaenodonta
Superfamily:	†Hyainailouroidea
Family:	†Hyainailouridae
Subfamily:	†Apterodontinae Szalay, 1967[1]
Type genus
†Apterodon Fischer, 1880
Genera
†Apterodon †Quasiapterodon
Synonyms
Apterodontini (Szalay, 1967)

Apterodontinae ("without winged tooth") is an extinct subfamily of hyaenodonts from extinct paraphyletic family Hyainailouridae, specialised for aquatic, otter-like habits.^[2] They lived in Africa and Europe from the late Eocene to middle Oligocene.^{[3][4][5][6][7][8]}