Chia-yü-kuan (SSE): Campanian - Maastrichtian, China
collected by B. Bohlin 1930
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Testudines
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Osteopygis acutus n. sp.
Bohlin 1953
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Bohlin 1953 | |||||||||
| recombined as Hangaiemys acutus | ||||||||||
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Osteopygis kansuensis n. sp.
Bohlin 1953
|
Bohlin 1953 | |||||||||
| recombined as Hangaiemys kansuensis | ||||||||||
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Osteopygis aff. kansuensis
Bohlin 1953
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Bohlin 1953 | 1 specimen | ||||||||
| recombined as Hangaiemys kansuensis | ||||||||||
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Osteopygis latilimbata n. sp.
Bohlin 1953
|
Bohlin 1953 | |||||||||
| recombined as Hangaiemys latilimbata | ||||||||||
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Osteopygis aff. latilimbata
Bohlin 1953
|
Bohlin 1953 | 2 specimens | ||||||||
| recombined as Hangaiemys latilimbata | ||||||||||
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Reptilia
- Testudines
- Sinochelyidae
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Heishanemys imperfectus n. gen., n. sp.
Bohlin 1953
|
Bohlin 1953 | |||||||||
| synonym of Sinochelys applanata | ||||||||||
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Reptilia
- Testudines
- Lindholmemydidae
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Tsaotanemys sp.
Bohlin 1953
|
Bohlin 1953 | |||||||||
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Tsaotanemys compressus n. sp.
Bohlin 1953
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Bohlin 1953 | |||||||||
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Tsaotanemys undulatus n. sp.
Bohlin 1953
|
Bohlin 1953 | |||||||||
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Tsaotanemys rugosus n. gen., n. sp.
Bohlin 1953
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Bohlin 1953 | |||||||||
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Tsaotanemys parvulus n. sp.
Bohlin 1953
|
Bohlin 1953 | |||||||||
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Reptilia
- Stomatosuchidae
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Chiayusuchus cingulatus n. sp.
Bohlin 1953
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Bohlin 1953 | 1 specimen | ||||||||
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Reptilia
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? Microceratops sulcidens n. sp.
Bohlin 1953
|
Bohlin 1953 | 2 individuals | ||||||||
| replaced by Microceratus | ||||||||||
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Heishansaurus pachycephalus n. gen., n. sp.
Bohlin 1953
|
Bohlin 1953 | 1 individual | ||||||||
| nomen dubium belonging to Ankylosauria | ||||||||||
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Reptilia
- Theropoda
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Theropoda indet.
Marsh 1881
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Bohlin 1953 | 1 specimen | ||||||||
| small tooth | ||||||||||
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Reptilia
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Chiayusaurus lacustris n. gen., n. sp.
Bohlin 1953
|
Bohlin 1953 | 1 specimen | ||||||||
| nomen dubium belonging to Sauropoda | ||||||||||
| see common names | ||||||||||
Geography
| Country: | China | State/province: | Gansu |
| Coordinates: | 39.8° North, 98.3° East (view map) | ||
| Paleocoordinates: | 36.3° North, 88.4° East | ||
| Basis of coordinate: | based on nearby landmark | ||
| Altitude: | 1601 meters | ||
| Geographic resolution: | local area |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Key time interval: | Campanian - Maastrichtian | ||
| Age range of interval: | 83.60000 - 66.00000 m.y. ago |
Stratigraphy
| Formation: | Minhe | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: origially listed as Campanian-Maastrichtian Minhe Fm.; = Xinminpu Group? | |||||
Lithology and environment
| Primary lithology: | blue claystone |
| Includes fossils? | Y |
| Lithology description: "a fat blue clay" | |
| Environment: | lacustrine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Preservation of anatomical detail: | medium |
| Articulated whole bodies: | some |
| Associated major elements: | some |
| Disassociated major elements: | some |
| Disassociated minor elements: | some |
| Fragmentation: | frequent |
Collection methods and comments
| Collection methods: | selective quarrying,surface (float),surface (in situ),mechanical,field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Collectors: | B. Bohlin | Collection dates: | 1930 |
Metadata
| Also known as: | Sino-Swedish Expedition, Chiayu, Ta-ts'ao-t'an, Jiayuguan | ||
| Database number: | 50727 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2005-05-19 13:00:33 | Last modified: | 2021-05-03 13:23:47 |
| Access level: | the public | Released: | 2005-05-19 13:00:33 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 69375. | B. Bohlin. 1945. History of the expedition in Asia 1927–1935. Part IV. General reports of travels and fieldwork. Palaeontological and geological researches in Mongolia and Kansu 1929-1933. Reports from the Scientific Expedition to the North-Western Provinces of China Under Leadership of Dr. Sven Hedin. The Sino-Swedish Expedition Publication 26:255-325 [M. Carrano/M. Carrano] |
Secondary references:
| 64040 | V. M. Arbour and P. J. Currie. 2016. Systematics, phylogeny and palaeobiogeography of the ankylosaurid dinosaurs. Journal of Systematic Palaeontology 14(5):385-444 [G. Lloyd/G. Lloyd/M. Carrano] | |
| 19215 | ETE | P. M. Barrett, Y. Hasegawa, M. Manabe, S. Isaji, and H. Matsuoka. 2002. Sauropod dinosaurs from the Lower Cretaceous of eastern Asia: taxonomic and biogeographical implications. Palaeontology 45(6):1197-1217 [M. Carrano/M. Carrano] |
| 13553 | ETE | B. Bohlin. 1953. VI. Vertebrate Palaeontology 6. Fossil reptiles from Mongolia and Kansu. Reports from the Scientific Expedition to the North-western Provinces of China under Leadership of Dr. Sven Hedin. The Sino-Swedish Expedition Publication 37:1-113 [M. Carrano/M. Carrano/M. Carrano] |
| 67888 | M. W. Maisch and A. T. Matzke. 2019. First record of a eusauropod (Dinosauria: Sauropoda) from the Upper Jurassic Qigu-Formation (southern Junggar Basin, China), and a reconsideration of Late Jurassic sauropod diversity in Xinjiang. Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen 291(1):109-117 [M. Carrano/M. Carrano/M. Clapham] | |
| 9909 | T. Maryanska. 1977. Ankylosauridae (Dinosauria) from Mongolia. Palaeontologia Polonica 37:85-151 [M. Carrano/M. Carrano/M. Carrano] | |
| 70223 | H. You, E. M. Morschhauser, D. Li and P. Dodson. 2019. Introducing the Mazongshan Dinosaur Fauna. In H. You, P. Dodson, & E. M. Morschhauser (eds.), Auroraceratops rugosus (Ornithischia, Ceratopsia) from the Early Cretaceous of northwestern Gansu Province, China. Society of Vertebrate Paleontology Memoir 18. Journal of Vertebrate Paleontology 38(supplement):1-11 [M. Carrano/M. Carrano] |