Ulan-tsonch (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
- Theropoda
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? Theropoda indet.
Marsh 1881
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Bohlin 1953 | 1 specimen | ||||||||
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Reptilia
- Theropoda
- Dromaeosauridae
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cf. Velociraptor mongoliense
(Osborn 1924)
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Bohlin 1953 | 4 specimens | ||||||||
| original and current combination Velociraptor mongoliensis | ||||||||||
| 2 teeth, 2 phaanges (ungual, penultimate) | ||||||||||
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Reptilia
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Protoceratops andrewsi
Granger and Gregory 1923
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Bohlin 1953 | 20 specimens | ||||||||
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= Neoceratopsia indet.
Sereno 1986
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Czepiński 2020 | |||||||||
| based on casts, AMNH 2034–2042 | ||||||||||
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Reptilia
- Crocodylia
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Crocodylia indet.
(Owen 1842)
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Bohlin 1953 | 1 specimen | ||||||||
| tooth | ||||||||||
| see common names | ||||||||||
Geography
| Country: | China | State/province: | Nei Mongol |
| Coordinates: | 41.5° North, 107.0° East (view map) | ||
| Paleocoordinates: | 39.4° North, 96.1° East | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | outcrop |
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 |
Lithology and environment
| Primary lithology: | red sandstone |
| Includes fossils? | Y |
| Lithology description: "brick red sandy sediments" | |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | macrofossils,mesofossils |
| Preservation of anatomical detail: | medium |
| 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, Ulan Tsonch | ||
| Database number: | 50729 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2005-05-19 13:37:39 | Last modified: | 2022-07-26 15:27:07 |
| Access level: | the public | Released: | 2005-05-19 13:37:39 |
| 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:
| 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] |
| 82280 | Ł Czepiński. 2020. New protoceratopsid specimens improve the age correlation of the Upper Cretaceous Gobi Desert strata. Acta Palaeontologica Polonica 65(3):481-497 [M. Carrano/M. Carrano/M. Carrano] |