Beishan Quarry, Boluochi: Aptian, China
collected by Z. Zhou 1990
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Cathayornithiformes
- Cathayornithidae
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Longchengornis sanyanensis n. gen., n. sp.
Hou 1997
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Hou 1997 | 1 individual | ||||||||
IVPP 10530 (holotype) | ||||||||||
Reptilia
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Cathayornis caudatus n. sp.
Hou 1997
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Hou 1997 | 3 individuals | ||||||||
recombined as Houornis caudatus | ||||||||||
IVPP V10917(holotype), V10533, V10904 | ||||||||||
Reptilia
- Longipterygidae
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Boluochia zhengi n. gen., n. sp.
Zhou 1995
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Zhou 1995 | 1 individual | ||||||||
IVPP V9770 | ||||||||||
Reptilia
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Cathayornis yandica n. gen., n. sp.
Zhou et al. 1992
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30 specimens | |||||||||
Hou (1997) states over 30 avian specimens from Boluochi, most of which belong to Cathayornis (pp. 2 and 68 of translation) | ||||||||||
Largirostrornis sexdentornis n. gen., n. sp.
Hou 1997
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Hou 1997 | 1 individual | ||||||||
synonym of Cathayornis yandica | ||||||||||
IVPP 10531 (holotype) | ||||||||||
Reptilia
- Hongshanornithidae
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Songlingornis linghensis n. gen., n. sp.
Hou 1997
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Hou 1997 | 1 individual | ||||||||
IVPP V10913 (holotype) (partial postcranial skeleton) | ||||||||||
Reptilia
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Chaoyangia beishanensis n. gen., n. sp.
Hou and Zhang 1993
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Hou and Zhang 1993 | 1 individual | ||||||||
IVPP V9934 | ||||||||||
see common names |
Geography
Country: | China | State/province: | Liaoning | County: | Chaoyang |
Coordinates: | 41.4° North, 120.0° East (view map) | ||||
Paleocoordinates: | 44.6° North, 120.1° East | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
Stage: | Aptian | 10 m.y. bin: | Cretaceous 3 |
Key time interval: | Aptian | ||
Age range of interval: | 121.40000 - 113.00000 m.y. ago |
Stratigraphy
Lithology and environment
Primary lithology: | gray,blue mudstone |
Includes fossils? | Y |
Lithology description: "bluish-grey mudstone" | |
Environment: | lacustrine indet. |
Taphonomy
Modes of preservation: | body,mold/impression,adpression |
Degree of concentration: | dispersed |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | good |
Articulated whole bodies: | all |
Fragmentation: | occasional |
Temporal resolution: | snapshot |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection excludes: | all macrofossils | ||
Collection methods: | salvage,selective quarrying,field collection | ||
Reason for describing collection: | taxonomic analysis | ||
Museum repositories: | IVPP | ||
Collectors: | Z. Zhou | Collection dates: | September 1990 |
Collection method comments: Chaoyangia specimen from spoils pile of quarry | |||
Taxonomic list comments:Fish, invertebrates and plants reported by not described by Hou (1997) |
Metadata
Also known as: | Chaoyang | ||
Database number: | 79517 | ||
Authorizer: | M. Carrano, R. Benson | Enterer: | M. Carrano, R. Benson |
Modifier: | J. Tennant | Research group: | vertebrate |
Created: | 2008-03-11 11:33:47 | Last modified: | 2015-01-20 06:55:07 |
Access level: | the public | Released: | 2008-03-11 11:33:47 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
38272. | Z.-h. Zhou, F. Jin, and J.-y. Zhang. 1992. [Preliminary report on a Mesozoic bird from Liaoning, China]. Kexue Tongbao 1992(5):435-437 [M. Carrano/M. Carrano] |
Secondary references:
41010 | L. Hou and J. Zhang. 1993. [A new fossil bird from Lower Cretaceous of Liaoning]. Vertebrata PalAsiatica 31(3):217-224 [M. Carrano/M. Carrano] | |
37441 | L. H. Hou. 1997. Mesozoic Birds of China [R. Benson/R. Benson/M. Uhen] | |
54093 | M. Wang and D. Liu. 2015. Taxonomical reappraisal of Cathayornithidae (Aves: Enantiornithes). Journal of Systematic Palaeontology [P. Mannion/J. Tennant] | |
30728 | ETE | L. Zhang, Y. Yang, L. Zhang, S. Guo, W. Wang and S. Zheng. 2007. Precious fossil-bearing beds of the Lower Cretaceous Jiufotang Formation in western Liaoning Province, China. Acta Geologica Sinica 81(3):357-364 [M. Carrano/M. Carrano] |
26678 | ETE | Z. Zhou. 1995. Discovery of a new enantiornithine bird from the Early Cretaceous of Liaoning, China. Vertebrata PalAsiatica 33(2):99-113 [M. Carrano/M. Carrano] |
38273 | Z.-h. Zhou, F. Jin, and J.-y. Zhang. 1992. Preliminary report on a Mesozoic bird from Liaoning, China. Chinese Science Bulletin 37(16):1365-1368 [M. Carrano/M. Carrano] |