Dajialian Section, Bed 33 (73YPVI F43-1-3), Xihuancang, Tianjun District: Anisian, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Athyridida
- Neoretziidae
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Schwagerispira subcircularis
(Yang and Xu 1966)
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| (6 measurements) | ||||||||||
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= Schwagerispira elegans
Guo and Chen 2022
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Guo and Chen 2022 | |||||||||
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Rhynchonellata
- Spiriferinida
- Sinucostidae
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Qispiriferina subrotunda
Xu and Liu 1983
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| (8 measurements) | ||||||||||
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Rhynchonellata
- Spiriferinida
- Punctospiriferidae
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Yangkongia sp.
Xu and Liu 1983
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Yangkongia planofolda
Xu and Liu 1983
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| synonym of Yangkongia bifurcata | ||||||||||
| (8 measurements) | ||||||||||
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Rhynchonellata
- Spiriferinida
- Spiriferellinidae
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Pseudospiriferina pauciplicata
(Yang and Yin 1962)
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| synonym of Pseudospiriferina tsinghaiensis | ||||||||||
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Rhynchonellata
- Rhynchonellida
- Cyclothyrididae
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Costirhynchopsis rhomba
(Yang and Yin 1962)
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Costirhynchopsis tienchungensis
(Yang and Yin 1962)
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| (8 measurements) | ||||||||||
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Rhynchonellata
- Rhynchonellida
- Tetrarhynchiidae
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Triasorhynchia subglobulina
Xu and Liu 1983
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Rhynchonellata
- Terebratulida
- Zeilleriidae
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Parantiptychia sp.
Xu and Liu 1983
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Parantiptychia robusta
(Yang and Yin 1962)
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Sulcatinella sulcata
Dagys 1974
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| (6 measurements) | ||||||||||
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= Qilianoconcha circularis
Guo and Chen 2022
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Guo and Chen 2022 | |||||||||
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Sulcatinella ovata
Xu and Liu 1983
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| synonym of Sulcatinella opima | ||||||||||
| (3 measurements) | ||||||||||
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Rhynchonellata
- Terebratulida
- Dielasmatidae
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Sulcatinella opima
(Yang and Yin 1962)
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| (5 measurements) | ||||||||||
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Bivalvia
- Mytilida
- Mytilidae
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Mytilus sp.
Linnaeus 1758
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Bivalvia
- Myalinida
- Mysidiellidae
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Mytilus eduliformis
Schlotheim 1820
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| recombined as Promysidiella eduliformis | ||||||||||
| includes ssp. praecursor | ||||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Aequipecten ex gr. intercedens
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Aequipecten sp.
Fischer 1886
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Bivalvia
- Pectinida
- Limidae
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Plagiostoma tingi
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Bivalvia
- Pectinida
- Hunanopectinidae
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Leptochondria subparadoxica
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Leptochondria albertii
(Goldfuss 1838)
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| ssp. plana | ||||||||||
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Bivalvia
- Pectinida
- Entoliidae
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Entolium discites
(Schlotheim 1820)
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Bivalvia
- Ostreida
- Cassianellidae
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Cassianella sp.
Beyrich 1862
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Bivalvia
- Ostreida
- Bakevelliidae
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Bakevellia acutaurita
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Bivalvia
- Ostreida
- Pteriidae
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Pteria sp.
Scopoli 1777
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Bivalvia
- Ostreida
- Pinnidae
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Pinna raebliana
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Bivalvia
- Cardiida
- Anthracosiidae
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Unionites sp.
Wissman 1841
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Bivalvia
- Cardiida
- Kalenteridae
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Curionia yini
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Curionia bicostata
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Bivalvia
- Lucinida
- Lucinidae
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Schafhaeutlia astartiformis
(Münster 1841)
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| recombined as Fimbria astartiformis | ||||||||||
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Schafhaeutlia mellingi
(Hauer 1857)
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| recombined as Fimbria mellingi | ||||||||||
| see common names | ||||||||||
Geography
| Country: | China | State/province: | Qinghai |
| Coordinates: | 37.5° North, 99.4° East (view map) | ||
| Paleocoordinates: | 29.8° North, 81.2° East | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Triassic | Epoch: | Middle Triassic |
| Stage: | Anisian | 10 m.y. bin: | Triassic 2 |
| Key time interval: | Anisian | ||
| Age range of interval: | 247.20000 - 242.00000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | shelly/skeletal,gray lithified "limestone" |
| Environment: | open shallow subtidal |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 101048 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2010-12-15 12:28:10 | Last modified: | 2013-11-25 13:02:06 |
| Access level: | the public | Released: | 2010-12-15 12:28:10 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 34522. | G. C. Liu and H. F. Yin. 1983. Middle Triassic, Jinzihe Formation. In Z. Y. Yang, H. F. Yin, G. R. Xu, S. B. Wu, Y. L. He, G. C. Liu, J. R. Yin (eds.), Triassic of the southern Qilian Mountains 11-21 [M. Clapham/M. Clapham] |
Secondary references:
| 83078 | Z. Guo and Z. Q. Chen. 2022. Taxonomic names, in The Anisian (Middle Triassic) brachiopods from the southern Qilian Mountains, north-western China. Papers in Palaeontology 8(e1468) [M. Clapham/M. Clapham] |