Dinosaur fossils in New Jersey
The Paleobiology Database records 70 non-avian dinosaur finds in New Jersey, from 4 genera. The oldest is Dryptosaurus from the Late Campanian age, about 83.6 million years old. The youngest is Dryptosaurus aquilunguis from the Late Maastrichtian age, as young as about 66 million years. Ages are the range the database gives for the rocks, so a find can be tens of millions of years across.
- 70finds
- 4genera
- 83.6oldest, million years ago
- 66youngest, million years ago
It ranks 10th of 36 US states on the map by number of finds, with 1% of the finds in the United States. The most recorded dinosaurs are Dryptosaurus (6), Hadrosaurus (4) and Edmontosaurus (1). The rock formation with the most finds is called Navesink, with 16.
New Jersey has far fewer dinosaur finds than the western states, so the short list of dinosaurs below is easy to take in at a glance.
Which dinosaurs were found in New Jersey?
The genera with the most finds here:
| Dinosaur | Finds |
|---|---|
| Dryptosaurus | 6 |
| Hadrosaurus | 4 |
| Edmontosaurus | 1 |
| Teihivenator | 1 |
Rock formations with dinosaur finds in New Jersey
| Formation | Finds |
|---|---|
| Navesink | 16 |
| Marshalltown | 14 |
| Mount Laurel | 8 |
| Merchantville | 6 |
| New Egypt | 6 |
| Raritan | 2 |
| Woodbury | 2 |
| Englishtown | 1 |
| Feltville | 1 |
| Passaic | 1 |
Other US states to explore
- Wyoming (1,040)
- Montana (985)
- New Mexico (832)
- Utah (602)
- Colorado (484)
- Texas (448)
- North Dakota (237)
- Arizona (167)
- South Dakota (167)
- Oklahoma (62)
See the sea floor where marine reptiles swam: oceanfloormap.com →
Before you go fossil hunting. A dot shows where a find was recorded, not where you may dig. Many fossil sites are on private or protected land and collecting rules differ by country. Check the rules before collecting and never dig on protected sites.