known species Alvarezsaurus calvoi discovered in...
Argentina classification
Ornithodira
Dinosauria
Saurischia
Theropoda
Tetanurae
Coelurosauria
Aves
Alvarezsauria size
2 meters in length time period
Conatian through Santonian (Late Cretaceous) diet Alvarezsaurus probably was omnivorous, eating plants, seeds, eggs, insects, and carrion.
