Earth:Shinekhudag Formation

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Shinekhudag Formation
Stratigraphic range: Berriasian–Valanginian
TypeGeological formation
UnderliesKhukhtek Formation[1]
OverliesTsagaantsav Svita
Lithology
PrimarySandstone, argillite, marl, clay
Location
RegionDundgov
CountryMongolia

The Shinekhudag Formation (also known as Shinekhudug Formation, Shinekhudag or Shinekhudukskaya Svita) is a geological formation in Dundgov, Mongolia whose strata date back to the Early Cretaceous. Dinosaur remains have been recovered from it.[2][3] It has formerly been considered Aptian-Albian in age, but more recent research suggests an earlier Berriasian-Hauterivian age.[4]

Vertebrate paleofauna

Dinosaurs

Genus Species Location Stratigraphic Position Material Notes Images
Harpymimus[5] H. okladnikovi[5] Khuren Dukh "Partial skull with incomplete skeleton."[6] A primitive ornithomimosaur. Harpymimus steveoc (flipped).jpg
Iguanodon[7] I. orientalis[7] Khamarin-Khural "Fragmentary skeleton."[7] A dubious iguanodont of uncertain affinities.[8][9]
Psittacosaurus sp. Indeterminate Khuren Dukh "Partial skeletons."[10][11] A primitive ceratopsian. Psittacosaurus model.jpg

See also

  • List of dinosaur-bearing rock formations

References

  1. Okada, H.; Mateer, N.J. (2000). Cretaceous Environments of Asia. Elsevier Science. p. 62. ISBN 9780080530093. https://books.google.com/books?id=6Z1vBXKQSh4C. Retrieved 2015-05-17. 
  2. Weishampel, David B; et al. (2004). "Dinosaur distribution (Early Cretaceous, Asia)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 563-570. ISBN:0-520-24209-2.
  3. Benton, M. J. (Michael J.) (2003). The age of dinosaurs in Russia and Mongolia. Cambridge University Press. pp. 259. ISBN 0-521-54582-X. OCLC 53710242. http://worldcat.org/oclc/53710242. 
  4. Adiya, Tsolmon; Johnson, Cari L.; Loewen, Mark A.; Ritterbush, Kathleen A.; Constenius, Kurt N.; Dinter, Cory M. (2017-11-21). Wong, William Oki. ed. "Microbial-caddisfly bioherm association from the Lower Cretaceous Shinekhudag Formation, Mongolia: Earliest record of plant armoring in fossil caddisfly cases" (in en). PLOS ONE 12 (11): e0188194. doi:10.1371/journal.pone.0188194. ISSN 1932-6203. PMID 29161280. Bibcode2017PLoSO..1288194A. 
  5. 5.0 5.1 Barsbold, R.; Perle, A. (1984). "On first new find of a primitive orithomimosaur from the Cretaceous of the MPR". Paleontological Journal 2: 121−123. 
  6. Kobayashi, Y.; Barsbold, R. (2005). "Anatomy of Harpymimus okladnikovi Barsbold and Perle 1984 (Dinosauria; Theropoda) of Mongolia". The carnivorous dinosaurs. Indianapolis: Indiana University Press. pp. 97–126. 
  7. 7.0 7.1 7.2 Rozhdestvensky, A. K. (1952). "Открытие игуанодона в Монголии" (in ru). Doklady Akademii Nauk SSSR 84 (6): 1243−1246. 
  8. Norman, D. B. (1996). "On Asian ornithopods (Dinosauria, Ornithischia). 1. Iguanodon orientalis Rozhdestvensky, 1952". Zoological Journal of the Linnean Society 116 (2): 303−315. doi:10.1006/zjls.1996.0021. 
  9. Paul, G. S. (2008). "A revised taxonomy of the iguanodont dinosaur genera and species". Cretaceous Research 29 (2): 192−216. doi:10.1016/j.cretres.2007.04.009. http://doc.rero.ch/record/16134/files/PAL_E2902.pdf. 
  10. Kalandadze, N. N.; Kurzanov, S. M. (1974). "Lower Cretaceous terrestrial vertebrate localities of Mongolia". Mesozoic and Cenozoic Faunas and Biostratigraphy of Mongolia. The Joint Soviet-Mongolian Paleontological Expedition, Transactions. pp. 288–295. 
  11. Watabe, M.; Suzuki, S. (2000). "Report on the Japan - Mongolia Joint Paleontological Expedition to the Gobi desert, 1993". Hayashibara Museum of Natural Sciences Research Bulletin 1: 17−29.