Andalgalornis

Andalgalornis was a genus of flightless predatory birds of the family Phorusrhacidae (often called "terror birds") that lived in Argentina. The type and only species is A. steulleti.

Andalgalornis is known from an incomplete skeleton and some single bones found from sites in the Entre Ríos and Catamarca Provinces of northeast and northwest Argentina. The fossils were uncovered from the Miocene to Early Pliocene Andalgala Formation.