Ma'anshan_Mas-c [Yuanshan Fm] (Cambrian of China)

Also known as Chengjiang biota

Where: Yunnan, China (24.8° N, 102.6° E: paleocoordinates 35.1° N, 161.1° E)

When: Eoredlichia-Wutingaspis trilobite zone, Maotianshan Sh Member (Yuanshan Formation), Atdabanian (521.0 - 516.0 Ma)

• 10 cm thick, slightly bioturbated mudstone

• 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 90162: authorized by Alex Lin, entered by Alex Lin on 09.07.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Vetulicolida
  - Vetulicolidae
Hyolitha
 Hyolithida - Sulcavitidae
 Orthothecida - Triplicatellidae
"Linevitus opimus" = Triplicatella opimus
"Linevitus opimus" = Triplicatella opimus Yu 1974
Lingulata
 Discinida - Disciniidae
Heliomedusa orienta Sun and Hou 1987
unclassified
  -
Arthropoda indet. Latreille 1829
Crustacea
 Waptiida - Waptiidae
 Radiodonta - Amplectobeluidae
Trilobita
 Redlichiida - Redlichiidae
"Eoredlichia intermedia" = Eoredlichia intermediata
"Eoredlichia intermedia" = Eoredlichia intermediata Lu 1940 trilobite
 Redlichiida - Yunnanocephalidae
Yunnanocephalus sp. Kobayashi 1936 trilobite
Bradoriida
  -
 Bradoriida -
unclassified
  -
Porifera indet. Grant 1836