You searched for: “harpagornis
Harpagornis (s) (noun) (no pl)
A genus of extinct birds: The Haast's Eagle (Harpagornis moorei) in the genus Harpagornis was a massive eagle that once lived on the South Island of New Zealand and is now extinct.

After the extinction of the teratorns, the Haast's Eagle was the largest bird of prey in the world.

Teratorns were very large birds of prey that lived in North and South America from the Miocene to the Pleistocene periods. They were close relatives of modern condors.