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: Hadrosaurus foulkii
| Length*: | 7.4 m | 24.3 ft |
| Weight*: | 1.6 t | 3,527 lb |
*The largest known specimen
Period
Epoch: Late Cretaceous
Stage: Early-Middle Campanian
Years: 83.6–72.1 Ma
Details
Status: valid
Author: Leidy
Year: 1858
Distribution
Area: North America
Country: USA
Region: New Jersey
Formation: Woodbury
Locations
Sources
Material: Fragmentary maxillary, dental elements and partial skeleton.
References: Prieto-Márquez, A. (2011). "Revised diagnoses of Hadrosaurus foulkii Leidy, 1858 (the type genus and species of Hadrosauridae Cope, 1869) and Claosaurus agilis Marsh, 1872 (Dinosauria: Ornithopoda) from the Late Cretaceous of North America".
