Wulaga bonebed: Maastrichtian, China
collected 2002
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Cedruspollenites parvisaccatus
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Markevich et al. 2009 | |||||||||
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Platicaryapollenites sp.
|
Markevich et al. 2009 | |||||||||
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Castaneapollenites sp.
|
Markevich et al. 2009 | |||||||||
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Myricapollenites sp.
|
Markevich et al. 2009 | |||||||||
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Fibulapollis mirificus
|
Markevich et al. 2009 | |||||||||
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Reptilia
- Hadrosauridae
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Hadrosauridae indet.
Cope 1869
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225 specimens | |||||||||
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Wulagasaurus dongi n. gen., n. sp.
Godefroit et al. 2008
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15 specimens | |||||||||
| GMH W184 | ||||||||||
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Sahaliyania elunchunorum n. gen., n. sp.
Godefroit et al. 2008
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144 specimens | |||||||||
| synonym of Amurosaurus riabinini | ||||||||||
| GMH W453, a skull | ||||||||||
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Reptilia
- Theropoda
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Theropoda indet.
Marsh 1881
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| teeth | ||||||||||
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unclassified
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Quercites sparsus
|
Markevich et al. 2009 | |||||||||
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Quercites sp.
Berger 1832
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Markevich et al. 2009 | |||||||||
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Ginkgocycadophytus informal sp. a
Samoilovitch 1953
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Markevich et al. 2009 | |||||||||
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Aquilapollenites subtilis
|
Markevich et al. 2009 | |||||||||
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Aquilapollenites stelkii
|
Markevich et al. 2009 | |||||||||
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Angiospermae
- Fagales
- Juglandaceae
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Caryapollenites sp.
Potonié 1960
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Markevich et al. 2009 | |||||||||
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Angiospermae
- Fagales
- Betulaceae
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Alnipollenites trina
|
Markevich et al. 2009 | |||||||||
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Angiospermae
- Gunnerales
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Tricolpites hians
|
Markevich et al. 2009 | |||||||||
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Tricolpites sp.
Couper 1953
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Markevich et al. 2009 | |||||||||
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Angiospermae
- Proteales
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Triatriopollenites confusus
|
Markevich et al. 2009 | |||||||||
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Coniferales
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Taxodiaceaepollenites hiatus
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Markevich et al. 2009 | |||||||||
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Coniferales
- Podocarpaceae
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Podocarpidites ellipticus
Cookson 1947
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Markevich et al. 2009 | |||||||||
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Dacrydiumites sp.
Harris 1965
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Markevich et al. 2009 | |||||||||
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Pinopsida
- Pinales
- Pinaceae
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Piceapollenites sp.
Potonié
|
Markevich et al. 2009 | |||||||||
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Pinuspollenites sp.
Raatz 1938
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Markevich et al. 2009 | |||||||||
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unclassified
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Alisporites bilateralis
Rouse 1959
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Markevich et al. 2009 | |||||||||
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Pteridopsida
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Osmundacidites weilmanii
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Markevich et al. 2009 | |||||||||
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Leiotriletes sp.
Potonie and Kremp 1954
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Markevich et al. 2009 | |||||||||
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Cyathidites minor
Couper 1953
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Markevich et al. 2009 | |||||||||
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Polypodiopsida
- Polypodiaceae
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Laevigatosporites ovoideus
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Markevich et al. 2009 | |||||||||
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Laevigatosporites ovatus
Wilson and Webster 1946
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Markevich et al. 2009 | |||||||||
| see common names | ||||||||||
Geography
| Country: | China | State/province: | Heilongjiang |
| Coordinates: | 48.4° North, 130.1° East (view map) | ||
| Paleocoordinates: | 50.5° North, 116.8° East | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Formation: | Yuliangzi | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: middle Maastrichtian; Wodehousia spinata-Aquilapollenites subtiliz Palynozone. Also assigned to Kakanaut Fm. Upper member of Yuliangze Fm. | |||||
Lithology and environment
| Primary lithology: | massive,intraclastic sandy mudstone |
| Secondary lithology: | gray,green conglomerate |
| Includes fossils? | Y |
| Lithology description: "yellow, coarse-grained channel deposits...a continuous bonebed in a diamictic layer." "a grayish green diamictite layer hosted by massive, sandy mudstone with matrix-supported clasts" | |
| Environment: | coarse channel fill |
| Geology comments: "interpreted as sediment gravity flow deposits that originated from the uplifted areas at the borders of the Zeya-Bureya Basin" | |
Taphonomy
| Modes of preservation: | body,trace,soft parts |
| Degree of concentration: | -bonebed |
| Size of fossils: | macrofossils,mesofossils |
| Associated major elements: | many |
| Fragmentation: | occasional |
| Temporal resolution: | snapshot |
Collection methods and comments
| Collection methods: | surface (in situ),field collection |
| Reason for describing collection: | taxonomic analysis | Collection dates: | 2002 |
Metadata
| Database number: | 79034 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | P. Mannion | Research group: | vertebrate |
| Created: | 2008-02-22 11:33:18 | Last modified: | 2022-08-16 11:22:24 |
| Access level: | the public | Released: | 2008-02-22 11:33:18 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 26542. | ETE | P. Godefroit, S. Hai, T. Yu and P. Lauters. 2008. New hadrosaurid dinosaurs from the uppermost Cretaceous of northeastern China. Acta Palaeontologica Polonica 53(1):47-74 [M. Carrano/M. Carrano] |
Secondary references:
| 78242 | P. Godefroit, Y. L. Bolo, and I. Y. Bolotsky. 2012. Osteology and relationships of Olorotitan arharensis, a hollow−crested hadrosaurid dinosaur from the latest Cretaceous of Far Eastern Russia. Acta Palaeontologica Polonica 57(3):527-560 [M. Carrano/M. Carrano] | |
| 78241 | P. Godefroit, P. Lauters, J. Van Itterbeeck, Y. L. Bolotsky, Z. Dong, L. Jin, W. Wu, I. Y. Bolotsky, S. Hai and T. Yu. 2011. Recent advances on study of hadrosaurid dinosaurs in Heilongjiang (Amur) River area between China and Russia. Global Geology 14(3):160-191 [M. Carrano/M. Carrano/M. Carrano] | |
| 70575 | V. S. Markevich, E. V. Bugdaeva, and G. Sun. 2009. Palynoflora of Wulaga dinosaur site in Jiayin (Zeya-Bureya Basin, China). Global Geology 12(3):117-121 [M. Carrano/M. Carrano/M. Carrano] | |
| 71134 | G. Sun, M. Akhmetiev, V. Markevich, A. R. Ashraf, E. Bugdaeva, P. Godefroit, Y. Bolotsky, Z. M. Dong, L. Golovneva, H. X. Yang, C. L. Sun, Y. W. Sun, C. Quan, T. Kodrul, T. Kezina, K. Johnson, H. Nishida, D. L. Dilcher, I. Harding and Y. J. Chen. 2011. Late Cretaceous biota and the Cretaceous-Paleogene (K-Pg) boundary in Jiayin of Heilongjiang, China. Global Geology 14(3):115-143 [M. Carrano/M. Carrano] | |
| 70922 | R. Takasaki, A. R. Fiorillo, Y. Kobayashi, R. S. Tykoski, and P. J. McCarthy. 2019. The first definite lambeosaurine bone From the Liscomb Bonebed of the Upper Cretaceous Prince Creek Formation, Alaska, United States. Scientific Reports 9(1):5384:1-11 [M. Carrano/M. Carrano] | |
| 82393 | H. Xing, W. Gu, S. Hai, T. Yu, D. Han, Y. Zhang, and S. Zhang. 2022. Osteological and taxonomic reassessments of Sahaliyania elunchunorum (Dinosauria, Hadrosauridae) from the Upper Cretaceous Yuliangzi Formation, northeast China. Journal of Vertebrate Paleontology e2085111:1-23 [P. Mannion/P. Mannion] | |
| 69110 | H. Xing, A. Prieto-Márquez, W. Gu and T.-X. Yu. 2012. Re-evaluation and phylogenetic analysis of Wulagasaurus dongi, a hadrosaurine dinosaur from the Maastrichtian of northeast China. Vertebrata PalAsiatica 50(2):160-169 [M. Carrano/M. Carrano] |