Kaisen Quarry, Iren Dabasu: Middle Campanian - Late/Upper Campanian, China
collected by P. Kaisen 1923
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Hadrosauridae
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? Hadrosauridae indet.
Cope 1869
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Van Straelen 1925 | |||||||||
| AMNH 6552; "?duckbilled type"; eggs | ||||||||||
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Reptilia
- Ornithomimidae
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Ornithomimidae indet.
Marsh 1890
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Andrews 1932 | 2 individuals | ||||||||
| 2 or more individuals; AMNH 6569 (11 measurements) | ||||||||||
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= Ornithomimus asiaticus n. sp.
Gilmore 1933
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Russell 1972 | |||||||||
| recombined as Archaeornithomimus asiaticus | ||||||||||
| see common names | ||||||||||
Geography
| Country: | China | State/province: | Nei Mongol |
| Coordinates: | 43.8° North, 112.4° East (view map) | ||
| Paleocoordinates: | 43.1° North, 101.0° East | ||
| Basis of coordinate: | stated in text | ||
| Altitude: | 965 meters | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Middle Campanian - Late/Upper Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
| Formation: | Iren Dabasu | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: The Iren Dabasu Formation is Middle–Late Campanian according to Xing et al. 2012 | |||||
Lithology and environment
| Primary lithology: | not reported |
| Includes fossils? | Y |
| Environment: | fluvial-lacustrine indet. |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
| Associated major elements: | some |
| Disassociated major elements: | some |
| Disassociated minor elements: | some |
| Fragmentation: | occasional |
| Temporal resolution: | snapshot |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection methods: | surface (float),surface (in situ),mechanical,field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | AMNH | ||
| Collectors: | P. Kaisen | Collection dates: | 1923 |
Metadata
| Also known as: | AMNH quarry 140 | ||
| Database number: | 48932 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2005-04-04 10:47:21 | Last modified: | 2023-09-12 15:15:43 |
| Access level: | the public | Released: | 2005-04-04 10:47:21 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 13074. | ETE | H. F. Osborn. 1922. Discovery of Cretaceous and older Tertiary strata in Mongolia. Science 56(1446):291-293 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 13060 | ETE | R. C. Andrews. 1932. The New Conquest of Central Asia: A Narrative of the Explorations of the Central Asiatic Expeditions ni Mongolia and China, 1921-1930. Natural History of Central Asia 1:1-678 [M. Carrano/M. Carrano/M. Carrano] |
| 13061 | ETE | C. W. Gilmore. 1933. On the dinosaurian fauna of the Iren Dabasu Formation. Bulletin of the American Museum of Natural History 68(2-3):23-78 [M. Carrano/M. Carrano/M. Carrano] |
| 10471 | P. Godefroit, Z.-M. Dong, P. Bultynck, H. Li, and L. Feng. 1998. New Bactrosaurus (Dinosauria: Hadrosauroidea) material from Iren Dabasu (Inner Mongolia, P. R. China). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique, Sciences de la Terre 68(supplement):3-70 [M. Carrano/M. Carrano/M. Carrano] | |
| 10410 | D. A. Russell. 1972. Ostrich dinosaurs from the late Cretaceous of western Canada. Canadian Journal of Earth Sciences 9:375-402 [M. Carrano/M. Carrano/M. Carrano] | |
| 62429 | L. Schwarz, F. Fehse, G. Müller, F. Andersson, and F. Sieck. 1961. Untersuchungen an Dinosaurier-Eischalen von Aix en Provence und der Mongolei (Shabarakh Usu) [Studies on dinosaur eggshells from Aix en Provence and Mongolia (Shabarakh Usu)]. Zeitschrift für Wissenschaftliche Zoologie Abteilung A 165(3-4):344-379 [M. Carrano/M. Carrano/M. Carrano] | |
| 14108 | ETE | D. Smith and P. M. Galton. 1990. Osteology of Archaeornithomimus asiaticus (Upper Cretaceous, Iren Dabasu Formation, People's Republic of China). Journal of Vertebrate Paleontology 10(2):255-265 [M. Carrano/M. Carrano/M. Carrano] |
| 24141 | ETE | V. Van Straelen. 1925. The microstructure of the dinosaurian egg-shells from the Cretaceous beds of Mongolia. American Museum Novitates 173:1-4 [M. Carrano/M. Carrano] |
| 51224 | H. Xing, Y. -M. He, L. Li and D. Xi. 2012. A review of the study of the stratigraphy, sedimentology, and paleontology of the Iren Dabasu Formation, Inner Mongolia. In W. Dong (ed.), Proceedings of the Thirteenth Annual Meeting of the Chinese Society of Vertebrate Paleontology 1-44 [R. Benson/R. Benson] | |
| 85787 | X. Yao, C. Sullivan, Q. Tan and X. Xu. 2022. New ornithomimosaurian (Dinosauria: Theropoda) pelvis from the Upper Cretaceous Erlian Formation of Nei Mongol, North China . Cretaceous Research 137:105234 [M. Carrano/M. Carrano] |