| De Queen Formation | |
|---|---|
Stratigraphic range: | |
| Type | Geological formation |
| Unit of | Trinity Group |
| Location | |
| Region | Arkansas |
| Country | United States |
| Type section | |
| Named for | De Queen, Sevier County, Arkansas |
| Named by | Hugh Dismore Miser and Albert Homer Purdue [1] |
The De Queen Formation, formerly known as the DeQueen Limestone Member [2] is a Mesozoic geological formation located in southwestern Arkansas and southeastern Oklahoma in the United States. Fossil sauropod and theropod tracks have been reported from the formation. [3] [4] It preserves fossils dating back to the Cretaceous period, [5] particularly the Albian age.