Maotianshan, unit M2: Atdabanian, China
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
|
|||||||
Parvulonoda dubia n. gen., n. sp.
Rigby and Hou 1995
|
Rigby and Hou 1995 | ||||||
Hexactinellida
- Reticulosa
- Protospongiidae
|
|||||||
Saetaspongia densa
Mehl and Reitner 1993
|
Rigby and Hou 1995 | ||||||
Demospongiae
- Protomonaxonida
- Leptomitidae
|
|||||||
Leptomitus teretiusculus n. sp.
Chen et al. 1989
|
Chen et al. 1989 | ||||||
Leptomitella confusa
Chen et al. 1989
|
Chen et al. 1989 | ||||||
Leptomitella conica n. sp.
Chen et al. 1989
|
Chen et al. 1989 | ||||||
Paraleptomitella globula n. sp.
Chen et al. 1989
|
Chen et al. 1989 | ||||||
Paraleptomitella dictyodroma n. gen., n. sp.
Chen et al. 1989
|
Chen et al. 1989 | ||||||
Demospongiae
- Protomonaxonida
- Choiidae
|
|||||||
Choiaella radiata
Rigby and Hou 1995
|
Rigby and Hou 1995 | ||||||
unclassified
|
|||||||
Rhombicalvaria acantha
Hou 1987
|
|||||||
Bradoriida
|
|||||||
Acanthomeridion serratum
Hou et al. 1989
|
|||||||
Megacheira
- Fortiforcipida
- Fortiforcipidae
|
|||||||
Fortiforceps foliosa n. gen., n. sp.
Hou and Bergström 1997
|
|||||||
Megacheira
- Leanchoiliida
- Leanchoiliidae
|
|||||||
Leanchoilia illecebrosa
(Hou 1987)
|
|||||||
Waptiida
- Waptiidae
|
|||||||
Chuandianella ovata
(Li 1975)
|
|||||||
Canadaspidida
- Canadaspididae
|
|||||||
Canadaspis laevigata
(Hou and Bergström 1991)
|
|||||||
Fuxianhuiida
- Fuxianhuiidae
|
|||||||
Fuxianhuia protensa
Hou 1987
|
|||||||
unclassified
|
|||||||
Retifacies abnormalis
Hou et al. 1989
|
|||||||
Nektaspidida
- Naraoiidae
|
|||||||
Naraoia spinosa
Zhang and Hou 1985
|
|||||||
Naraoia longicaudata
Zhang and Hou 1985
|
|||||||
Nektaspidida
|
|||||||
Sinoburius lunaris
Hou et al. 1991
|
|||||||
unclassified
|
|||||||
Squamacula clypeata n. gen., n. sp.
Hou and Bergström 1997
|
|||||||
Kuamaia lata
Hou 1987
|
|||||||
Kuamaia muricata n. sp.
Hou and Bergström 1997
|
|||||||
Skioldia aldna n. gen., n. sp.
Hou and Bergström 1997
|
|||||||
Trilobita
- Redlichiida
- Redlichiidae
|
|||||||
Kuanyangia sp.
Hupe 1953
|
|||||||
see common names |
Geography
Country: | China | State/province: | Yunnan |
Coordinates: | 24.7° North, 103.0° East (view map) | ||
Paleocoordinates: | 35.0° North, 160.7° East | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | small collection |
Time
Period: | Cambrian | Epoch: | Series 2 |
Stage: | Stage 3 | 10 m.y. bin: | Cambrian 2 |
Key time interval: | Atdabanian | ||
Age range of interval: | 521 - 515.6 m.y. ago |
Stratigraphy
Formation: | Qiongzhusi | Member: | Yuanshan | ||
Local section: | Maotianshan | Local bed: | M2 | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: lower Eoredlichia trilobite zone |
Lithology and environment
Primary lithology: | lithified mudstone |
Lithology description: soft mudstone, 5 m thick | |
Environment: | marginal marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Metadata
Also known as: | Chengjiang fauna | ||
Database number: | 96402 | ||
Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | marine invertebrate |
Created: | 2010-06-07 02:47:31 | Last modified: | 2010-06-07 05:47:31 |
Access level: | the public | Released: | 2010-06-07 02:47:31 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
32720. | X. Hou and J. Bergström. 1997. Arthropods of the Lower Cambrian Chengjiang fauna, southwest China. Fossils & Strata 45:1-116 [W. Kiessling/W. Kiessling] |
Secondary references:
38854 | J. Y. Chen, X. G. Hou, and H. Z. Lu. 1989. Lower Cambrian leptomitids (Demospongea), Chengjiang, Yunnan. Acta Palaeontologica Sinica 28(1):17-30 [W. Kiessling/U. Merkel] | |
38679 | J. K. Rigby and X. G. Hou. 1995. Lower Cambrian demosponges and hexactinellid sponges from Yunnan, China. Journal of Paleontology 69(6):1009-1019 [W. Kiessling/U. Merkel] |