Jizera Formation

Jizera Formation
Stratigraphic range: Turonian,
~92 Ma
↓
Type locality of the Jizera Formation at a quarry at Zářecká Lhota
TypeGeological formation
Unit ofMiddle Iser Shales
UnderliesTeplice Formation
OverliesBílá Hora Formation
Thicknessup to 420 metres (1,380 ft)
Lithology
PrimaryMarlstone, sandstone
Location
Coordinates49°59′N 16°14′E / 49.983°N 16.233°E / 49.983; 16.233
Country Czech Republic
ExtentBohemian Cretaceous Basin
Type section
Named forJizera Mountains
Jizera Formation is located in Czech Republic
Jizera Formation
Jizera Formation (Czech Republic)

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.[1][2] It consists of fluvial to shallow marine sediments[1] 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.[3][4]

Paleofauna

  • Cretornis hlavaci - "a complete humerus (upper arm bone), an ulna, radius, wrist and two phalanges of the wing finger"[3]

See also

References

  1. ^ a b Zoltan Csiki-Sava, Eric Buffetaut, Attila Ősi, Xabier Pereda-Suberbiola, Stephen L. Brusatte (2015) "Island life in the Cretaceous - faunal composition, biogeography, evolution, and extinction of land-living vertebrates on the Late Cretaceous European archipelago" Zookeys" 469: 1-161 doi: 10.3897/zookeys.469.8439
  2. ^ Averianov, A.; Ekrt, B. (2015). "Cretornis hlavaci Frič, 1881 from the Upper Cretaceous of Czech Republic (Pterosauria, Azhdarchoidea)". Cretaceous Research. 55: 164–175. Bibcode:2015CrRes..55..164A. doi:10.1016/j.cretres.2015.02.011.
  3. ^ a b Fritsch, A., (1880), "Ueber die Entdeckung von Vogelresten in der böhmischen Kreideformation (Cretornis Hlaváči)", Sitzungsberichte der königlichen-böhmischen Gesellschaft der Wissenschaften in Prag 1880: 275–276
  4. ^ A. Fritsch. (1881). Über die Entdeckung von Vogelresten in der böhm. Kreideformation. Sitzungsberichte der Königlichen Böhmischen Gesellschaft der Wissenschaften 1880:275-276


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