Also known as Chengjiang biota
Where: Yunnan, China (24.8° N, 102.6° E: paleocoordinates 34.5° N, 159.7° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Eoredlichia-Wutingaspis trilobite zone, Maotianshan Member (Yu'anshan Formation), Nangaoian (521.0 - 514.0 Ma)
• Qiongzhusian/Chiungchussuan = Nangaoian = Cambrian stage 3
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified mudstone
Size classes: macrofossils, mesofossils
Preservation: cast, mold/impression
Collection methods: bulk,
Primary reference: F. C. Zhao, S. X. Hu, J. B. Caron, M. Y. Zhu, Z. J. Yin and M. Lu. 2012. Spatial variation in the diversity and composition of the Lower Cambrian (Series 2, Stage 3) Chengjiang Biota, Southwest China. Palaeogeography, Palaeoclimatology, Palaeoecology 346/347:54-65 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 132329: authorized by Wolfgang Kiessling, entered by Uta Merkel on 13.08.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
| Vetulicolida | |
|
Vetulicola cuneata Hou 1987 | |
| Lingulata | |
|
Heliomedusa orienta Sun and Hou 1987 | |
|
Diandongia pista Rong 1974 | |
| Hyolitha | |
| Artiopoda | |
|
Kuamaia lata Hou 1987 | |
| Trilobita | |
|
Yunnanocephalus yunnanensis Mansuy 1912 trilobite | |
"Eoredlichia intermedia" = Eoredlichia intermediata
"Eoredlichia intermedia" = Eoredlichia intermediata Lu 1940 trilobite | |
| Artiopoda | |
|
Retifacies abnormalis Hou et al. 1989 | |
|
Naraoia longicaudata Zhang and Hou 1985
Naraoia spinosa Zhang and Hou 1985 | |
|
Amplectobelua symbrachiata Hou et al. 1995 | |
|
Anomalocaris saron Hou et al. 1995 | |
| Deuteropoda | |
|
Fuxianhuia protensa Hou 1987 | |
| Megacheira | |
|
Leanchoilia illecebrosa Hou 1987 | |
| Deuteropoda | |
|
? Branchiocaris yunnanensis Hou 1987 | |
| Crustacea | |
|
Waptia ovata Lee 1975 | |
|
Kunmingella douvillei Mansuy 1912
Acanthomeridion serratum Hou et al. 1989
Combinivalvula chengjiangensis Hou 1987 | |
|
Cricocosmia jinningensis Hou and Sun 1988 | |
| Palaeoscolecida | |
|
Mafangscolex sinensis Hou and Sun 1988 | |
| Archotuba conoidalis | |
|
Archotuba conoidalis Hou et al. 1999 | |
| Hexactinellida | |
|
Saetaspongia densa Mehl and Reitner 1993 glass sponge | |
| Demospongiae | |
|
Hazelia sp. Walcott 1920 demosponge | |
Leptomitella conica, Leptomitus teretiusculus, Paraleptomitella globula, Paraleptomitella dictyodroma
Leptomitella conica Chen et al. 1989 demosponge
Leptomitus teretiusculus Chen et al. 1989 demosponge
Paraleptomitella globula Chen et al. 1989 demosponge
Paraleptomitella dictyodroma Chen et al. 1989 demosponge | |
|
Halichondrites sp. Walcott 1920 demosponge | |
|
Choiaella radiata Rigby and Hou 1995 demosponge | |