Also known as Alxa
Where: Nei Mongol, China (41.2° N, 106.1° E: paleocoordinates 42.0° N, 106.2° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Bayangobi Formation, Aptian (125.0 - 113.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lacustrine; fine-grained, gray claystone
Size classes: macrofossils, mesofossils, microfossils
Collected in 1985-1988; reposited in the IVPP
Collection methods: bulk, quarrying, mechanical,
• includes sediment samples by previous geological parties
Primary reference: Z.-M. Dong. 1994. The field activities of the Sino-Canadian Dinosaur Project in China, 1987-1990. Canadian Journal of Earth Sciences 30(10-11):1997-2001 [M. Carrano/M. Carrano/M. Carrano]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 46881: authorized by Matthew Carrano, entered by Matthew Carrano on 24.01.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Equisetopsida | |
Classopollis sp.1 Pflug 1953 | |
Angiospermae | |
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Pinopsida | |
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Gastropoda | |
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Bivalvia | |
"Pelecypoda indet." = Bivalvia1
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Mammalia | |
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Reptilia | |
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Alxasaurus elesitaiensis n. gen. n. sp.1
Alxasaurus elesitaiensis n. gen. n. sp.1 Russell and Dong 1994 coelurosaur IVPP 88402 (large and small individuals)
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Pisces | |
"Pisces indet." = Osteichthyes1
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