| Nichkesaisk Formation | |
|---|---|
| Stratigraphic range: Early Campanian ~ | |
| Type | Geological formation |
| Lithology | |
| Primary | Claystone |
| Location | |
| Coordinates | 41°12′N71°18′E / 41.2°N 71.3°E |
| Approximate paleocoordinates | 34°54′N64°42′E / 34.9°N 64.7°E |
| Region | Jalal-Abad |
| Country | Kyrgyzstan |
| Extent | Fergana Valley |
The Nichkesaisk or Nichkesai Formation is an early Campanian geologic formation in Kyrgyzstan. [1] Fossil dinosaur eggs have been reported from the formation. [2]
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