Phorusrhacos

Phorusrhacos Temporal range: Early - Mid Miocene, 20–13 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Reconstructed skull, Natural History Museum, Karlsruhe
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Aves
Order:	Cariamiformes
Family:	†Phorusrhacidae
Subfamily:	†Phorusrhacinae
Genus:	†Phorusrhacos Ameghino, 1887
Type species
†Phorusrhacos longissimus Ameghino, 1887
Synonyms
Genus synonymy Callornis Ameghino, 1895 Darwinornis Moreno & Mercerat, 1891 Eucallornis Ameghino, 1901 Liornis Ameghino, 1895 Owenornis Moreno & Mercerat, 1891 Phororhacos Ameghino, 1889 Stereornis Moreno & Mercerat, 1891 Titanornis Mercerat, 1893 Species synonymy Callornis giganteus Ameghino, 1895 Darwinornis copei Moreno & Mercerat, 1891 Darwinornis socialis Moreno & Mercerat, 1891 Darwinornis zittelli Moreno & Mercerat, 1891 Eucallornis giganteus Ameghino, 1901 Liornis floweri Ameghino, 1895 Liornis minor Dolgopol de Saez, 1927 Mesembriornis quatrefragesi Moreno & Mercerat, 1891 Mesembriornis studeri Moreno & Mercerat, 1891 Owenornis affinis Moreno & Mercerat, 1891 Owenornis lydekkeri Moreno & Mercerat, 1891 Phororhacos longissimus Ameghino 1889 Phororhacos platygnathus Ameghino 1891 Phororhacos sehuensis Ameghino, 1891 Phororhacos shenensis Ameghino, 1891 Stereornis gaundryi Moreno & Mercerat, 1891 Stereornis rollieri Moreno & Mercerat, 1891 Titanornis mirabilis Mercerat, 1893

Phorusrhacos (/ˌfɔːrəsˈrɑːkɒs/ FOR-əs-RAH-koss) is an extinct genus of giant flightless terror birds that inhabited South America during the Miocene epoch. Phorusrhacos was one of the dominant land predators in South America at the time it existed.^[1] It is thought to have lived in woodlands and grasslands.