About Osmakasaurus fossils
Osmakasaurus is a genus of ornithischians, the horned, armoured and duck-billed group. The database records one species of it: Osmakasaurus depressus.
All 3 finds on the map are in United States. Within the United States the most finds are in South Dakota (2) and Wyoming (1).
The rock formation with the most finds is called Lakota, with 2. The rocks are 154.8 to 121.4 million years ago, in the Jurassic and Cretaceous periods.
Genus of reptiles (fossil). (Description from Wikidata, CC0.)
Read about Osmakasaurus on Wikipedia.
- 3finds
- 1country
- 154.8oldest, million years ago
- 121.4youngest, million years ago
Which countries have Osmakasaurus fossils?
| Country | Finds | Share |
|---|---|---|
| United States | 3 | 100% |
US states
- South Dakota (2)
- Wyoming (1)
Rock formations that produced Osmakasaurus
A formation is a named body of rock. These are the ones with the most Osmakasaurus finds.
| Formation | Finds |
|---|---|
| Lakota | 2 |
| Morrison | 1 |
Other dinosaurs found in United States
- Richardoestesia (239)
- Triceratops (166)
- Saurornitholestes (148)
- Allosaurus (147)
- Paronychodon (141)
- Camarasaurus (138)
- Iguanodon (132)
- Troodon (103)
- Stegosaurus (86)
- Edmontosaurus (85)
More to explore
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.
Questions about Osmakasaurus
Where was Osmakasaurus found?
Osmakasaurus fossils are recorded in the Paleobiology Database from United States. Most of the 3 finds on this map (3) are from United States. The rock formation with the most finds is the Lakota (2).
How old are Osmakasaurus fossils?
Finds of Osmakasaurus on this map date from 154.8 to 121.4 million years ago, which is the Jurassic and Cretaceous periods. Ages are ranges, because rock layers are dated to a stage and not to a single year.
Where can I see Osmakasaurus fossils near me?
Open the map and press Near me to list the nearest dinosaur finds and the most notable dinosaurs found around you. Remember that a dot shows where scientists recorded a find, not where you can dig: many fossil sites are on private or protected land, so check the rules before collecting and never dig on protected sites.