Jizera Formation
Jizera Formation | |
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Stratigraphic range: Turonian, ~ | |
Type | Geological formation |
Unit of | Middle Iser Shales |
Underlies | Teplice Formation |
Overlies | Bílá Hora Formation |
Thickness | up to 420 metres (1,380 ft) |
Lithology | |
Primary | Marlstone, sandstone |
Location | |
Coordinates | 49°59′N 16°14′E / 49.983°N 16.233°ECoordinates: 49°59′N 16°14′E / 49.983°N 16.233°E |
Country | Czech Republic |
Extent | Bohemian Cretaceous Basin |
Type section | |
Named for | Jizera Mountains |
The Jizera Formation is a geologic unit of Late Cretaceous (Turonian) age, located in the Czech Republic. It is a unit of the Bohemian Cretaceous Basin. It consists of fluvial to shallow marine sediments and pterosaur fossils are among the remains found in the Jizera Formation. The type locality of the Jizera Formation is a quarry in Zářecká Lhota.
Paleofauna
- Cretornis hlavaci - "a complete humerus (upper arm bone), an ulna, radius, wrist and two phalanges of the wing finger"