Polyonax

Polyonax
Temporal range: Late Cretaceous, 66 Ma
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Clade: Ornithischia
Clade: Neornithischia
Clade: Ceratopsia
Family: Ceratopsidae
Genus: Polyonax
Cope, 1874
Species:
P. mortuarius
Binomial name
Polyonax mortuarius
Cope, 1874
Synonyms
  • Agathaumas mortuarius
    (Cope, 1874) Hay, 1901
  • Triceratops mortuarius
    (Cope, 1874) Kuhn, 1936

Polyonax (meaning "master over many") was a genus of ceratopsid dinosaur from the late Maastrichtian-age Upper Cretaceous Denver Formation[citation needed] of Colorado, United States. Founded upon poor remains, it is today regarded as a dubious name.