Yaopu, Tianshifu, BE875, BE874 (Cambrian of China)

Where: Liaoning, China (41.3° N, 124.3° E: paleocoordinates 3.5° N, 142.0° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Drepanura trilobite zone, Kushan Formation, Guzhangian (500.5 - 497.0 Ma)

• samples BE875, BE874

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone and lithified shale

• N China Platform
• purplish-red limestone intercalated with yellow shale

Size class: macrofossils

Preservation: cast, mold/impression

Primary reference: C. L. Chu. 1959. Trilobites from the Kushan Formation of north and northeastern China. Memoirs of the Institute of Palaeontology Academia Sinica 2:44-128 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 129879: authorized by Wolfgang Kiessling, entered by Uta Merkel on 29.06.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Lichida - Damesellidae
"Drepanura premesnili" = Neodrepanura premesnili Bergeron 1899 trilobite
Blackwelderia paronai Airaghi 1902 trilobite
Blackwelderia sinensis Bergeron 1899 trilobite
  - Monkaspididae
Walcottaspidella suni n. gen. n. sp.
Walcottaspidella suni n. gen. n. sp. Chu 1959 trilobite
 Ptychopariida - Diceratocephalidae
Diceratocephalus armatus Lu 1954 trilobite
 Corynexochida - Leiostegiidae
Chiawangella pacifica Walcott 1911 trilobite
Artiopoda
 Agnostida - Diplagnostidae
"Pseudagnostus douvillei" = Pseudagnostina douvillei
"Pseudagnostus douvillei" = Pseudagnostina douvillei Bergeron 1899