Earth:Gugyedong Formation
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Short description: Geologic formation in South Korea
| Gugyedong Formation Stratigraphic range: Aptian-Albian ~120–100 Ma | |
|---|---|
| Type | Geological formation |
| Unit of | Hayang Group |
| Lithology | |
| Primary | Siltstone, conglomerate |
| Location | |
| Coordinates | [ ⚑ ] : 36°00′N 128°30′E / 36.0°N 128.5°E |
| Paleocoordinates | [ ⚑ ] 43°54′N 126°24′E / 43.9°N 126.4°E |
| Region | Gyeongsangbuk-do |
| Country |  South Korea |
| Extent | Gyeongsang Basin |
  Gugyedong Formation (South Korea) | |
The Gugyedong Formation (Korean: 구계동층; Hanja: 龜溪洞層; RR: Gugyedong-cheung), also known as the Guyedong Beds, is an Aptian to Albian geologic formation in South Korea .[1] Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation.[2]
Fossil content
The following fossils have been reported from the formation:[1]
- Reptiles
- Ultrasaurus tabriensis[3]
- Dromaeosauridae indet. (="Koreanosaurus koreanensis")[4]
- Sauropoda indet.
- Testudines indet.[4]
- Flora
- Pseudofrenelopsis parceramosa[4]
See also
- List of dinosaur-bearing rock formations
- List of stratigraphic units with few dinosaur genera
- Hasandong Formation
- Jinju Formation
References
- ↑ 1.0 1.1 Guyedong Formation in the Paleobiology Database
- ↑ Weishampel et al., 2004, pp.517-607
- ↑ Kim, 1983
- ↑ 4.0 4.1 4.2 Kim et al., 2005
Bibliography
- Kim, H.M.; A.D. Gishlick, and T. Takanobu. 2005. The first non-avian maniraptoran skeletal remains from the Lower Cretaceous of Korea. Cretaceous Research 26. 299–306.
- Weishampel, David B.; Peter Dodson, and Halszka Osmólska (eds.). 2004. The Dinosauria, 2nd edition, 1–880. Berkeley: University of California Press. Accessed 2019-02-21. ISBN:0-520-24209-2
- Kim, H.M. 1983. Cretaceous dinosaurs from Korea. Journal of the Geological Society of Korea 19. 115–126.
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