Yangjuan Village, Xinmin District: Pelsonian, China
collected 2003-2008
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Eosauropterygia
- Nothosauridae
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Nothosaurus yangjuanensis n. sp.
Jiang et al. 2006
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Jiang et al. 2006 | 1 specimen | ||||||||
GMPKU-P-1080 | ||||||||||
Reptilia
- Eosauropterygia
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Wumengosaurus delicatomandibularis
Jiang et al. 2008
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Wu et al. 2011 | 5 individuals | ||||||||
GMPKU-P-1210, 1209, NMNS-KIKO-F071129-Z, IVPP V15314, ZMNH M8758 | ||||||||||
Reptilia
- Placodontia
- Placodontidae
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Placodus inexpectatus n. sp.
Jiang et al. 2008
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Jiang et al. 2008 | |||||||||
GMPKU-P-1054 (holotype), nearly complete skeleton | ||||||||||
Reptilia
- Mixosauridae
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Phalarodon cf. fraasi
Merriam 1910
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1 individual | |||||||||
GMPKU-P-1032 | ||||||||||
see common names |
Geography
Country: | China | State/province: | Guizhou | County: | Panxian |
Coordinates: | 25.5° North, 104.8° East (view map) | ||||
Paleocoordinates: | 11.7° North, 94.2° East | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | small collection |
Time
Period: | Triassic | Epoch: | Middle Triassic |
Stage: | Anisian | 10 m.y. bin: | Triassic 2 |
Key time interval: | Pelsonian | Conodont zone: | Nicoraella germanicus |
Age range of interval: | 244.70000 - 243.80000 m.y. ago |
Stratigraphy
Formation: | Guanling | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: "The fossil-bearing horizon, about 15 cm in thickness, lies immediately below a layer of white clay (ca. 5 cm thick, representing a marker bed for the most fossiliferous horizon). This marker bed is situated within the upper member of the Guanling Formation" |
Lithology and environment
Primary lithology: | not reported |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | excellent |
Abundance in sediment: | rare |
Fragmentation: | frequent |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection methods: | chemical,mechanical |
Collection size: | 6 individuals |
Reason for describing collection: | general faunal/floral analysis |
Museum repositories: | IVPP | Collection dates: | 2003-2008 |
Metadata
Database number: | 103987 | ||
Authorizer: | M. Carrano, G. Lloyd, A. Dunhill | Enterer: | H. Street, B. Allen, G. Lloyd |
Modifier: | P. Wagner | Research group: | vertebrate |
Created: | 2011-02-04 07:38:32 | Last modified: | 2021-02-17 20:45:23 |
Access level: | the public | Released: | 2011-02-04 07:38:32 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
35023. | D.-Y. Jiang, L. Schmitz, R. Motani, W.-C. Hao, and Y.-L. Sun. 2007. The mixosaurid ichthyosaur Phalarodon cf. P. Fraasi from the Middle Triassic of Guizhou Province, China. Journal of Paleontology 81(3):602-605 [M. Carrano/H. Street] |
Secondary references:
33005 | D.- Y. Jiang, R. Motani, W.-C. Hao, O. Rieppel, Y.-L. Sun, L. Schmitz, and Z.-Y. Sun. 2008. First record of Placodontoidea (Reptilia, Sauropterygia, Placodonta) from the Eastern Tethys. Journal of Vertebrate Paleontology 28(3):904-908 [M. Carrano/H. Street/P. Wagner] | |
53078 | D.-Y. Jiang, M. W. Maisch, W.-C. Hao, Y. O. Sun, and Z.-Y. Sun. 2006. Nothosaurus yangyuanensis n. sp. (Reptlia, Sauropterygia, Nothosauridae) from the middle Anisian (Middle Triassic) of Guizhou, southwestern China. Neues Jahrbuch für Geologie und Paläontologie Monatschefte 2006(5):257-276 [P. Wagner/P. Wagner] | |
35664 | ETE | X.-C. Wu, Y.-N. Cheng, C. Li, L.-J. Zhao, and T. Sato. 2011. New information on Wumengosaurus delicatomandibularis Jiang et al, 2008 (Diapsida: Sauropterygia), with a revision of the osteology and phylogeny of the taxon. Journal of Vertebrate Paleontology 31(1):70-83 [M. Carrano/H. Street] |