Dinosaur fossils in East Sussex
The Paleobiology Database records 66 non-avian dinosaur finds in East Sussex, from 10 genera. The oldest is Haestasaurus becklesii from the Late Berriasian age, about 139.1 million years old. The youngest is Iguanodon from the Late Hauterivian age, as young as about 121.4 million years. Ages are the range the database gives for the rocks, so a find can be tens of millions of years across.
- 66finds
- 10genera
- 139.1oldest, million years ago
- 121.4youngest, million years ago
It ranks 3rd of 28 UK counties on the map by number of finds, with 10% of the finds in the UK. The most recorded dinosaurs are Iguanodon (17), Hypselospinus (6) and Megalosaurus (3). The rock formation with the most finds is called Wadhurst Clay, with 25.
Which dinosaurs were found in East Sussex?
The genera with the most finds here:
| Dinosaur | Finds |
|---|---|
| Iguanodon | 17 |
| Hypselospinus | 6 |
| Megalosaurus | 3 |
| Barilium | 2 |
| Baryonyx | 1 |
| Becklespinax | 1 |
| Haestasaurus | 1 |
| Hylaeosaurus | 1 |
| Valdosaurus | 1 |
| Xenoposeidon | 1 |
Rock formations with dinosaur finds in East Sussex
| Formation | Finds |
|---|---|
| Wadhurst Clay | 25 |
| Ashdown | 17 |
| Weald Clay | 8 |
| Hastings Beds | 3 |
| Tunbridge Wells Sand | 3 |
Other UK counties to explore
- Isle of Wight (128)
- Dorset (126)
- Oxfordshire (54)
- West Sussex (46)
- Cambridgeshire (44)
- North Yorkshire (37)
- Ross and Cromarty (36)
- Gloucestershire (29)
- Wiltshire (17)
- Kent (10)
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.