Maotianshan, Bed 2 [Yuanshan Fm] (Cambrian of China)

Where: Yunnan, China (24.0° N, 102.0° E)

• Paleocoordinates: 4.7° N, 74.2° E (Wright 2013)

• outcrop-level geographic resolution

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

• STRATIGRAPHIC RELATIONS: From the Yuanshan Mbr [now formation rank] of the Chiungchussu Formation. AGE: Atdabanian on the basis of trilobite biostratigraphy; Eoredlichia- Wutingaspis trilobite zone. STRATIGRAPHIC POSITION: From bed 2 near top of section.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithified, black, carbonaceous siltstone

• SPECIFIC LITHOLOGY: Black carbonaceous siltstone. LITHIFICATION: Lithified, on the basis of figured specimens.

Size class: macrofossils

Preservation: cast, mold/impression

Reposited in the NIGPAS

• COLLECTOR: Not stated in text. REPOSITORY: NIGP (Nanjing Institute of Geology and Palaeontology).

Primary reference: Y. G. Jin, X. G. Hou, and H. Y. Wang. 1993. Lower Cambrian pediculate lingulids from Yunnan, China. Journal of Paleontology 67(5):788-798 [A. Hendy/A. Hendy/P. Novack-Gottshall]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 90496: authorized by Austin Hendy, entered by Austin Hendy on 03.08.2009

Creative Commons license: CC0 (CC0)

Taxonomic list

• COVERAGE: Not exhaustive for marine invertebrate taxa, but containing characteristic forms. NOMENCLATURE: Authoritative publication, with modern nomenclature and species-resolution identifications.
Show authors, comments, and common names
Artiopoda
 Agnostida - Tsunyidiscidae
Tsunyidiscus aclis
 Bradoriida -
Kunmingella dadiyakouensis