Maotianshan, unit M3 (Cambrian of China)

Also known as Chengjiang fauna

Where: Yunnan, China (24.7° N, 103.0° E: paleocoordinates 35.0° N, 160.7° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Yuanshan Member (Qiongzhusi Formation), Atdabanian (520.0 - 516.0 Ma)

• lower Eoredlichia trilobite zone

• bed-level stratigraphic resolution

Environment/lithology: marginal marine; lithified mudstone

• soft mudstone

Size class: macrofossils

Primary reference: X. Hou and J. Bergström. 1997. Arthropods of the Lower Cambrian Chengjiang fauna, southwest China. Fossils & Strata 45:1-116 [W. Kiessling/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 96403: authorized by Wolfgang Kiessling, entered by Uta Merkel on 07.06.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Leanchoilia
  -
 Bradoriida -
Acanthomeridion serratum Hou et al. 1989
Crustacea
 Canadaspidida - Canadaspididae
Canadaspis laevigata Hou and Bergström 1991
Retifacies abnormalis
  -
Retifacies abnormalis Hou et al. 1989
 Fuxianhuiida - Fuxianhuiidae
Almenia spinosa
  -
Almenia spinosa n. gen. n. sp.
Almenia spinosa n. gen. n. sp. Hou and Bergström 1997
Xandarella spectaculum
  -
Xandarella spectaculum Hou et al. 1991
 Nektaspida -
Naraoia longicaudata Zhang and Hou 1985
Naraoia spinosa Zhang and Hou 1985
Hexactinellida
 Reticulosa - Protospongiidae
Quadrolaminiella crassa n. sp. Chen et al. 1990 glass sponge
Quadrolaminiella diagonalis n. gen. n. sp. Chen et al. 1990 glass sponge