Paibi section, lower bed 37d (Cambrian of China)

Where: Hunan, China (28.4° N, 109.5° E: paleocoordinates 24.0° N, 150.8° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Glyptagnostus stolidotus trilobite zone, Huaqiao Formation, Guzhangian (500.5 - 497.0 Ma)

• lower bed 37d: 367.76-368.8 m, Liostracina bella polymerid trilobite zone, Youshuian, Upper Guzhangian

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified packstone and lithified grainstone

• Jiangnan Slope Belt, lower slope environments with sediment-gravity flows
• dark-gray, thin-bedded packstone interbedded with medium gray, thin-bedded grainstone, with a layer of thin-bedded limestone breccia near the top of this bed

Size class: macrofossils

Primary reference: S. Peng and R. A. Robison. 2000. Agnostid biostratigraphy across the Middle-Upper Cambrian boundary in Hunan, China. Journal of Paleontology Memoir 53 [A. Miller/A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 49190: authorized by Austin Hendy, entered by Austin Hendy on 10.04.2005, edited by Uta Merkel

Creative Commons license: CC BY (attribution)

Taxonomic list

 Lichida - Damesellidae
Teinistion posterocostum Yang 1977 trilobite
Palaeadotes sp. Öpik 1967 trilobite
 Ptychopariida - Diceratocephalidae
 Trinucleida - Liostracinidae
Liostracina bella Lin et al. 1983 trilobite
 Asaphida - Ceratopygidae
Proceratopyge fenghwangensis Hsiang 1963 trilobite
 Agnostida - Spinagnostidae
Peratagnostus obsoletus Kobayashi 1935
 Agnostida - Agnostidae
"Agnostus inexpectans" = Innitagnostus inexpectans Kobayashi 1938
Acmarhachis typicalis Resser 1938
 Agnostida -
 Agnostida - Phalacromidae
Lisogoragnostus sp. Rozova 1988
 Agnostida - Clavagnostidae
 Agnostida - Diplagnostidae
"Pseudagnostus josepha" = Pseudagnostus josephus
"Pseudagnostus josepha" = Pseudagnostus josephus Hall 1863
 Agnostida - Glyptagnostidae
 Paraconodontida - Furnishinidae
  - Amphigeisinidae
Phakelodus tenuis Muller 1959 conodont