Wuliu Quarry, FZX35 (Cambrian of China)

Where: Guizhou, China (26.7° N, 108.4° E: paleocoordinates 29.5° N, 156.8° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Ovatoryctocara cf. granulata-Bathynotus holopygus trilobite zone, Kaili Formation, Duyunian (516.0 - 513.0 Ma)

• uppermost Duyunian (Cambrian stage 4)

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified claystone

• Jiangnan Slope Belt
• 0.5-1.5 cm thick, internally laminated claystone beds, olive green to medium grey; well bedded, calcium rich flakes on some horizons

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: F. A. Sundberg, Y. L. Zhao, J. L. Yuan and J. Lin. 2011. Detailed trilobite biostratigraphy across the proposed GSSP for stage 5 ("Middle Cambrian" boundary) at the Wuliu-Zengjiayan section, Guizhou, China. Bulletin of Geosciences 86(3):423-464 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 128083: authorized by Wolfgang Kiessling, entered by Uta Merkel on 01.06.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Redlichiida - Redlichiidae
Redlichia takooensis Lu 1950 trilobite
subsp. longspina
 Ptychopariida - Ptychopariidae
Nangaops danzhaiensis Zhou 1974 trilobite
Balangcunaspis subcylindricus Yuan et al. 1997 trilobite
 Corynexochida - Dorypygidae
Olenoides hubeiensis Sun 1984 trilobite
 Corynexochida - Oryctocephalidae
Protoryctocephalus wuxunensis Zhou 1974 trilobite