AMNH quarry 136, Iren Dabasu: Middle Campanian - Late/Upper Campanian, China
collected by CAE 1923
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
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Alectrosaurus olseni n. gen., n. sp.
Gilmore 1933
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1 individual | |||||||||
AMNH 6554 (2 measurements) | ||||||||||
see common names |
Geography
Country: | China | State/province: | Nei Mongol |
Coordinates: | 43.7° North, 112.0° East (view map) | ||
Paleocoordinates: | 42.9° North, 100.7° East | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | outcrop |
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: | 83.50000 - 70.60000 m.y. ago |
Stratigraphy
Formation: | Iren Dabasu | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: The Iren Dabasu Formation is Early-Middle Campanian according to Xing et al. (2012) |
Lithology and environment
Primary lithology: | not reported |
Environment: | fluvial-lacustrine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | surface (in situ),field collection | ||
Reason for describing collection: | taxonomic analysis | ||
Collectors: | CAE | Collection dates: | 1923 |
Collection method comments: coll. G. Olsen and others |
Metadata
Also known as: | Erlian, Ehrlien, site B, CAE | ||
Database number: | 49356 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2005-04-14 06:54:02 | Last modified: | 2023-07-21 12:50:34 |
Access level: | the public | Released: | 2005-04-14 06:54:02 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
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] |
Secondary references:
85345 | T. D. Carr. 2023. A reappraisal of tyrannosauroid fossils from the Iren Dabasu Formation (Coniacian–Campanian), Inner Mongolia, People’s Republic of China. Journal of Vertebrate Paleontology 42(5):e2199817:1-63 [M. Carrano/M. Carrano/M. Carrano] | |
13181 | ETE | P. J. Currie and D. A. Eberth. 1993. Palaeontology, sedimentology and palaeoecology of the Iren Dabasu Formation (Upper Cretaceous), Inner Mongolia, People's Republic of China. Cretaceous Research 14:127-144 [M. Carrano/M. Carrano/M. Carrano] |
13186 | B. J. Mader and R. L. Bradley. 1989. A redescription and revised diagnosis of the syntypes of the Mongolian tyrannosaur Alectrosaurus olseni. Journal of Vertebrate Paleontology 9(1):41-55 [M. Carrano/M. Carrano/M. Carrano] | |
10350 | G. S. Paul. 1988. Predatory Dinosaurs of the World. Simon & Schuster, New York 1-464 [M. Carrano/M. Carrano/M. Carrano] | |
51464 | A. Perle. 1977. O pervoy nakhodke Alektrozavra (Tyrannosauridae, Theropoda) iz pozdnego Mela Mongolii [On the first discovery of Alectrosaurus (Tyrannosauridae, Theropoda) in the Late Cretaceous of Mongolia]. Shinzhlekh Ukhaany Akademi Geologiin Khureelen 3(3):104-113 [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] |