| Khuren Dukh Formation | |
|---|---|
| Stratigraphic range: Mid-Late Albian | |
| Type | Geological formation |
| Sub-units | Lower, Middle & Upper Members |
| Underlies | Terrace deposit, Basalt |
| Overlies | Khalzan Uul Formation, Basement |
| Thickness | Over 100 m (330 ft) |
| Lithology | |
| Primary | Sandstone, conglomerate, siltstone, mudstone |
| Location | |
| Coordinates | 45°54′N 108°24′E / 45.9°N 108.4°E |
| Approximate paleocoordinates | 49°18′N 100°12′E / 49.3°N 100.2°E |
| Region | Dornogovi Province |
| Country |  Mongolia |
| Extent | Choyr Basin |
  Khuren Dukh Formation (Mongolia) | |
The Khuren Dukh Formation, also known as the Hühteeg Svita, (Mongolian: Хөхтээг формаци, Khökhteeg Formatsi) is a geological formation in Mongolia whose strata date back to the middle to late Albian.[1] Dinosaur remains are among the fossils that have been recovered from the formation.[2]
Vertebrate paleofauna
Dinosaurs
| Dinosaurs of the Khuren Dukh Formation (Hühteeg Svita) | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Altirhinus | A. kurzanovi | "Complete skull, partial skull, associated postcrania, several individuals."[3] | A hadrosauroid ornithopod |  | ||
| Choyrodon[4] | C. barsboldi | Partial skull, cervical ribs | A hadrosauroid ornithopod |  | ||
| Iguanodon | I. orientalis | An indeterminate Iguanodont. A referred skull was reclassified as Altirhinus. | ||||
| Harpymimus[5] | H. okladnikovi | Partial skeleton | An ornithomimosaur | .jpg.webp) | ||
Choristoderes
| Choristoderes of the Khuren Dukh Formation (Hühteeg Svita) | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Khurendukhosaurus | K. orlovi, Indeterminate | Partial skeleton | Long-necked choristodere |  | ||
| Tchoiria | T. namsarai | Crocodile-like neochoristoderan. | ||||
Color key
|
Notes Uncertain or tentative taxa are in small text; |
See also
References
Bibliography
- Gates, Terry A.; Khishigjav Tsogtbaatar; Lindsay E. Zanno; Tsogtbaatar Chinzorig, and Mahito Watabe. 2018. A new iguanodontian (Dinosauria: Ornithopoda) from the Early Cretaceous of Mongolia. PeerJ 6. e5300. . doi:10.7717/peerj.5300 PMC 6078070 PMID 30083450
- Nichols, Douglas J.; Masaki Matsukawa, and Makoto Ito. 2006. Palynology and age of some Cretaceous nonmarine deposits in Mongolia and China. Cretaceous Research 27(2). 241–251. . doi:10.1016/j.cretres.2005.11.004 ISSN 0195-6671
- 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
- Barsbold, R., and A. Perle. 1984. On first new find of a primitive orithomimosaur from the Cretaceous of the MPR. Paleontologicheskii Zhurnal 2. 121-123. .
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