Apterodontinae ("without winged tooth") is an extinct subfamily of hyaenodonts from extinct paraphyletic family Hyainailouridae, specialised for aquatic, otter-like habits. They lived in Africa and Europe from the late Eocene to middle Oligocene.

Classification and phylogeny

Taxonomy

Subfamily: †Apterodontinae (Szalay, 1967) Genus: †Apterodon (Fischer, 1880) †Apterodon altidens (Schlosser, 1910) †Apterodon gaudryi (Fischer, 1880) †Apterodon langebadreae (Grohé, 2012) †Apterodon macrognathus (Andrews, 1904) †Apterodon rauenbergensis (Frey, 2010) †Apterodon saghensis (Simons & Gingerich, 1976) †Apterodon sp. [Dur At-Talah escarpment, Libya] (Grohé, 2012) Genus: †Quasiapterodon (Lavrov, 1999) †Quasiapterodon minutus (Schlosser, 1910)