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.
Dinosaur: Tototlmimus packardensis

Length*: | 3.8 m | 12.5 ft |
Weight*: | 125 kg | 276 lb |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Campanian
Years: 83.6–72.1 Ma
Details
Status: valid
Author: Serrano-Branas et al.
Year: 2016
Distribution
Area: North America
Country: Mexico
Region: Sonora
Formation: Packard Shale
Locations
Sources
Material: Fragments of manus and pes.
References: Serrano-Brañas, C. I., Torres-Rodríguez, E., Reyes-Luna, P. C., González-Ramírez, I., & González-León, C. (2016). A new ornithomimid dinosaur from the Upper Cretaceous Packard Shale formation (Cabullona Group) Sonora, México.