Paibi 2 section, 56.5m (Cambrian of China)

Where: Hunan, China (28.4° N, 109.5° E: paleocoordinates 24.2° N, 151.3° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Glyptagnostus reticulatus trilobite zone, Huaqiao Formation, Paibian (497.0 - 494.0 Ma)

• Paibi 2 (=Paibi β) section, bed 63, Chuangia subrectangulata polymerid trilobite zone

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified grainstone and lithified packstone

• Jiangnan Slope Belt, lower slope environments with sediment-gravity flows
• bed 63: medium gray, thin-bedded grainstone bearing abundant, small siliceous concretions, intercalated with dark-gray very thin- to thin-bedded, laminated packstone, and 4 layers of medium gray, thin- to medium-bedded limestone breccia (single layer 0.2-0.4 m)

Size class: macrofossils

Primary reference: S. Peng, L. E. Babcock, and H. Lin. 2004. Corynexochida, Lichida and Asaphida. Polymerid trilobites from the Cambrian of northwestern Hunan, China, Volume 1 1-333 [W. Kiessling/U. Merkel/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 126145: authorized by Wolfgang Kiessling, entered by Uta Merkel on 31.03.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Asaphida - Ceratopygidae
"Proceratopyge truncata" = Proceratopyge truncatus
"Proceratopyge truncata" = Proceratopyge truncatus Yang 1977 trilobite
 Olenida - Eulomidae
Stigmatoa yangziensis Yang 1978 trilobite
 Corynexochida - Leiostegiidae
Prochuangia granulosa Lu 1956 trilobite
 Lichida - Lichakephalidae
Paraacidaspis hunanica Egorova 1960 trilobite
 Phacopida - Acastidae
"Olenus punctatus" = Asteropyge punctata
"Olenus punctatus" = Asteropyge punctata Steininger 1831 trilobite
Artiopoda
 Agnostida - Agnostidae
"Agnostus inexpectans" = Innitagnostus inexpectans
"Agnostus inexpectans" = Innitagnostus inexpectans Kobayashi 1938
 Agnostida - Diplagnostidae
"Pseudagnostus josepha" = Pseudagnostus josephus
"Pseudagnostus josepha" = Pseudagnostus josephus Hall 1863
 Agnostida - Clavagnostidae