Also known as Chengjiang biota
Where: Yunnan, China (25.4° N, 103.4° E: paleocoordinates 34.2° N, 160.9° E)
When: Eoredlichia-Wutingaspis trilobite zone, Maotianshan Sh Member (Yuanshan Formation), Atdabanian (521.0 - 516.0 Ma)
• 30 cm thick, background mudstone with minimal event layers
• member-level stratigraphic resolution
Environment/lithology: marine; mudstone
Size class: macrofossils
Preservation: mold/impression, soft parts
Collection methods: quarrying, surface (float), surface (in situ),
Primary reference: S.-X. Hu. 2005. Taphonomy and Palaeoecology of the Early Cambrian Chengjiang Biota from Eastern Yunnan, China. Berliner Paläobiologische Abhandlungen 7:1-197 [A. Lin/A. Lin]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 90164: authorized by Alex Lin, entered by Alex Lin on 09.07.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Vetulicolida | |
Vetulicola sp. Hou 1987 | |
unclassified | |
Stellostomites eumorphus Sun and Hou 1987 | |
Hyolitha | |
Lingulata | |
Heliomedusa orienta Sun and Hou 1987 | |
unclassified | |
Arthropoda indet. Latreille 1829 | |
Deuteropoda | |
Isoxys sp. Walcott 1890
Isoxys auritus Jiang 1982
Isoxys paradoxus Hou 1987
Isoxys curvirostratus Vannier and Chen 2000 | |
? Branchiocaris yunnanensis Hou 1987 | |
Crustacea | |
Chuandianella ovata Li 1975 | |
Megacheira | |
Leanchoilia illecebrosa Hou 1987 | |
Amplectobelua symbrachiata Hou et al. 1995 | |
Artiopoda | |
Naraoia spinosa Zhang and Hou 1985
Naraoia longicaudata Zhang and Hou 1985 | |
Retifacies abnormalis Hou et al. 1989 | |
Trilobita | |
Malungia laevigata Lu 1961 trilobite | |
Wutingaspis malungensis Lu 1961 trilobite | |
Primicaris larvaformis Zhang et al. 2003 | |
Kunmingella douvillei Mansuy 1912 | |
Pectocaris spatiosa Hou 1999 | |
Microdictyon | |
Microdictyon sinicum Chen et al. 1989 | |
Bilateria | |
Palaeoscolecida | |
Mafangscolex sinensis Hou and Sun 1988 | |
Cricocosmia jinningensis Hou and Sun 1988 | |
Cambrorhytium | |
unclassified | |
Porifera indet. Grant 1836 | |
Demospongiae | |
Paraleptomitella dictyodroma Chen et al. 1989 demosponge | |
Choia hindei Dawson 1896 demosponge
Choiaella radiata Rigby and Hou 1995 demosponge | |
unclassified | |
Problematica indet. Andrews 1970 |