Hyainailouros

Hyainailouros
Temporal range: Early to Late Miocene (Burdigalian to Tortonian)
lower jaw of Hyainailouros sulzeri
Restoration of H. sulzeri (far left), Cynelos eurydon, Afrosmilus africanus and H. napakensis (far right)
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Hyaenodonta
Superfamily: Hyainailouroidea
Family: Hyainailouridae
Subfamily: Hyainailourinae
Tribe: Hyainailourini
Genus: Hyainailouros
Biedermann, 1863
Type species
Hyainailouros sulzeri
Biedermann, 1863
Species
  • H. bugtiensis (Pilgrim, 1912)
  • H. napakensis (Ginsburg, 1980)
  • H. sulzeri Biedermann, 1863
Synonyms
synonyms of genus:
  • Hainailouros (Lavrov, 1999)
  • Hyaenaelurus (Stehlin, 1907)
  • Hyaenailurus (Rütimeyer, 1867)
synonyms of species:
  • H. napakensis:
    • Hyainailouros nyanzae (Ginsburg, 1980)
    • Pterodon nyanzae (Savage, 1965)
  • H. sulzeri:
    • Hyainailouros maximus (Meyer, 1837)
    • Hyaenailurus sulzeri (Biedermann, 1863)

Hyainailouros ("hyena-cat") is an extinct polyphyletic genus of hyaenodont belonging to the family Hyainailouridae that lived during the Early to Late Miocene, of which there were at least three species spread across Eurasia and Africa.

Closely related to other large African hyaenodonts such as Simbakubwa and Megistotherium, Hyainailouros walked with a semi-digitigrade stance and was probably capable of large, leaping bounds.