Apterodontinae ("without winged tooth") is an

extinct Extinction is the termination of a kind of organism or of a group of kinds (taxon), usually a species. The moment of extinction is generally considered to be the death of the last individual of the species, although the capacity to breed and ...

subfamily of hyainailourid

hyaenodonts Hyaenodontidae ("hyena teeth") is a family of extinct predatory mammals from extinct superfamily Hyaenodontoidea within extinct order Hyaenodonta. Hyaenodontids arose during the early Eocene and persisted well into the early Miocene. Fossils of t ...

that lived in

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

and

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...

during the late

Eocene The Eocene ( ) Epoch is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene' ...

to middle

Oligocene The Oligocene ( ) is a geologic epoch of the Paleogene Period and extends from about 33.9 million to 23 million years before the present ( to ). As with other older geologic periods, the rock beds that define the epoch are well identified but the ...

Classification and phylogeny

Taxonomy

* Subfamily: †Apterodontinae ** Genus: †'' Apterodon'' *** †''Apterodon altidens'' *** †''Apterodon gaudryi'' *** †''Apterodon langebadreae'' *** †''Apterodon macrognathus'' *** †''Apterodon rauenbergensis'' *** †''Apterodon saghensis'' *** †''Apterodon'' sp. ur At-Talah escarpment, Libya ** Genus: †'' Quasiapterodon'' *** †''Quasiapterodon minutus''

Phylogeny

The phylogenetic relationships of subfamily Apterodontinae are shown in the following cladogram:

References

{{Taxonbar, from=Q34514000 Hyaenodonts Cenozoic mammals of Africa Cenozoic mammals of Europe