SCDP surface collections, Bayan Mandahu/near Bayan Mandahu: Middle Campanian, China
collected by Dinosaur Project (Chinese-Canadian) 1988-1990
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
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Bainguis parvus
Borsuk-Bialynicka 1984
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Gao and Hou 1996 | 1 individual | ||||||||
| IVPP 10080 (partialpostcranium) - near Bayan Mandahu | ||||||||||
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= Parmeosaurus scutatus
Gao and Norell 2000
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Dong et al. 2018 | |||||||||
| IVPP 10080 (partial postcranium, prev. ID'd as Bainguis parvus); new material: IVPP V 23897, articulated postcranial skeleton enclosed by osteoderms; IVPP V 23898, humerus with ventral osteoderms | ||||||||||
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Reptilia
- Lacertilia
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Lacertilia informal indet. A
Owen 1842
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Gao and Hou 1996 | 1 specimen | ||||||||
| IVPP V10082 (partial skull) - Bayan Mandahu | ||||||||||
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Lacertilia informal indet. B
Owen 1842
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Gao and Hou 1996 | 1 specimen | ||||||||
| IVPP V10085 (partial skull) - Bayan Mandahu | ||||||||||
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Reptilia
- Hoplocercidae
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Pleurodontagama aenigmatodes
Borsuk-Bialynicka and Moody 1984
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1 specimen | |||||||||
| IVPP V10039 (left mandible) - near Bayan Mandahu | ||||||||||
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Reptilia
- Iguanidae
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Xihaina aquilonia n. gen., n. sp.
Gao and Hou 1995
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Alifanov 1993 | 2 specimens | ||||||||
| IVPP V10030 (holotype skeleton) - near Bayan Mandahu; also IVPP V10072 (ref. 37482) (partial skull from Bayan Mandahu) | ||||||||||
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Reptilia
- Agamidae
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Agamidae indet.
Gray 1827
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Gao and Hou 1996 | 4 specimens | ||||||||
| IVPP V10040-10042 (partial mandibles), V10043 (partial skull) from near Bayan Mandahu | ||||||||||
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Reptilia
- Priscagamidae
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Priscagama gobiensis
Borsuk-Bialynicka and Moody 1984
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1 specimen | |||||||||
| IVPP V10038 (skull) - near Bayan Mandahu | ||||||||||
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Reptilia
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Isodontosaurus gracilis
Gilmore 1943
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Gao and Hou 1996 | 4 individuals | ||||||||
| IVPP V10071, V10073-10075 (partial skulls) - Bayan Mandahu | ||||||||||
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Reptilia
- Necrosauridae
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Necrosauridae indet.
Hoffstetter 1943
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Gao and Hou 1996 | 1 specimen | ||||||||
| IVPP V10076 (left maxilla) - Bayan Mandahu | ||||||||||
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Reptilia
- Varanidae
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Varanidae informal indet. A
Hardwicke and Gray 1824
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Gao and Hou 1996 | 1 specimen | ||||||||
| IVPP V10077 (anterior part of skull) - Bayan Mandahu | ||||||||||
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Varanidae informal indet. B
Hardwicke and Gray 1824
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Gao and Hou 1996 | 1 specimen | ||||||||
| IVPP V10078 (dorsal vertebra) - Bayan Mandahu | ||||||||||
| see common names | ||||||||||
Geography
| Country: | China | State/province: | Nei Mongol | County: | Urad Houqi |
| Coordinates: | 41.7° North, 106.8° East (view map) | ||||
| Paleocoordinates: | 39.5° North, 96.1° East | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | local area |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| Key time interval: | Middle Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
| Formation: | Djadokhta |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | fine sandstone |
| Secondary lithology: | mudstone |
| Environment: | eolian indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | IVPP | ||
| Collectors: | Dinosaur Project (Chinese-Canadian) | Collection dates: | 1988-1990 |
Metadata
| Also known as: | Bayan Manduhu (Sino-Canadian Dinosaur project) | ||
| Database number: | 116292 | ||
| Authorizer: | R. Benson, P. Barrett | Enterer: | R. Benson, T. Cleary |
| Modifier: | P. Mannion | Research group: | vertebrate |
| Created: | 2011-09-06 19:55:38 | Last modified: | 2022-08-17 10:22:57 |
| Access level: | the public | Released: | 2011-09-06 19:55:38 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 37480. | K. -Q. Gao and L. -H. Hou. 1995. Iguanians from the Upper Cretaceous Djadochta Formation, Gobi Desert, China. Journal of Vertebrate Paleontology 15(1):57-78 [R. Benson/R. Benson] |
Secondary references:
| 38029 | V. Alifanov. 1993. Some peculiarities of the Cretaceous and Palaeogene lizard faunas of the Mongolian people's Republic. Darmstädter Beiträge zur Naturgeschichte 3:9-13 [R. Benson/R. Benson] | |
| 38112 | V. R. Alifanov. 2000. The fossil record of Cretaceous lizards from Mongolia. In M. J. Benton, M. A. Shishkin, D. M. Unwin, & E N. Kurichkin (eds.), The Age of Dinosaurs in Russia and Mongolia 368-389 [R. Benson/R. Benson/M. Carrano] | |
| 64774 | L. Dong, X. Xu, Y. Wang and S. E. Evans. 2018. The lizard genera Bainguis and Parmeosaurus from the Upper Cretaceous of China and Mongolia. Cretaceous Research 85:95-108 [P. Barrett/T. Cleary/P. Mannion] | |
| 37482 | K. -Q. Gao and L. -H. Hou. 1996. Systematics and taxonomic diversity of squamates from the Upper Cretaceous Djadochta Formation, Bayan Mandahu, Gobi Desert, People's Republic of China. Canadian Journal of Earth Sciences 33:578-598 [R. Benson/R. Benson/R. Benson] | |
| 9542 | X. C. Wu, D. B. Brinkman, and A. P. Russell. 1996. Sineoamphisbaena hexatabularis, and amphisbaenian (Diapsida: Squamata) from the Upper Cretaceous redbeds at Bayan Mandahu and comments on the phylogenetic relationship of the Amphisbaenia. Canadian Journal of Earth Sciences 33(4):541-577 [J. Alroy/E. Leckey/R. Benson] |