Every month, 100,000 readers use the Dinosaur Database, but we receive no support from you. Developing and updating the database requires a lot of work. Therefore, as of September 1, 2025, the database will be closed. If you want it to remain open and be updated, please support us via the "Buy us a coffee" button available on every page or via the Support page.
Dinosaur: Patagonykus puertai

Length*: | 2.8 m | 9.2 ft |
Weight*: | 30 kg | 66 lb |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Late Turonian-Coniacian
Years: 93.9–86.3 Ma
Details
Status: valid
Author: Novas
Year: 1996
Distribution
Area: South America
Country: Argentina
Region: Neuquén
Formation: Portezuelo
Locations
Sources
Material: Partial skeleton without skull, referred cervical vertebra, postzygopophysis, manual phalanx I-1 and proximal manual ungual I.
References: Novas, (1996). Alvarezsauridae, Cretaceous basal birds from Patagonia and Mongolia.