Earth:Gugyedong Formation
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| 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- Nomen Dubium[3][4]
- Dromaeosauridae indet. (="Koreanosaurus koreanensis")[3][5]
- Sauropoda indet.[3]
- Testudines indet.[5]
- Flora
- Pseudofrenelopsis parceramosa[5]
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
- ↑ 3.0 3.1 3.2 Kim, Haang-Mook (1983). "Cretaceous dinosaurs from Korea.". Journal of the Geological Society of Korea 19: 115–126.
- ↑ Lee, Yuong-Nam; Yang, Seong-Young; Park, Eun-Ju (1997). "Sauropod dinosaur remains from the Gyeongsang Supergroup, Korea.". Paleontological Society of Korea Special Publication 2: 103–114.
- ↑ 5.0 5.1 5.2 Kim, Haang Mook; Gishlick, Alan D.; Tsuihiji, Takanobu (April 2005). "The first non-avian maniraptoran skeletal remains from the Lower Cretaceous of Korea". Cretaceous Research 26 (2): 299–306. doi:10.1016/j.cretres.2005.01.001. Bibcode: 2005CrRes..26..299K. http://doc.rero.ch/record/15392/files/PAL_E2743.pdf.
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