Paibi 2 section, -2.75m (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)

• Paibi 2 (=Paibi β) section, bed 57, 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
• bed 57: dark, thin-bedded packstone, intercalated with light to medium gray, thin-bedded grainstone and a layer of medium gray limestone breccia (0.4 m thick)

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 107050: authorized by Wolfgang Kiessling, entered by Uta Merkel on 31.03.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Lichida - Damesellidae
Protaitzehoia granifera Yang 1978 trilobite
Teinistion posterocostum Yang 1977 trilobite
Palaeadotes hunanensis Yang 1977 trilobite
Paradamesella typica Yang 1977 trilobite
 Harpetida - Entomaspididae
 Corynexochida - Corynexochidae
Chatiania chatianensis Yang 1977 trilobite
 Corynexochida - Dorypygidae
Dorypyge perconvexalis Yang 1977 trilobite
 Corynexochida - Leiostegiidae
Chiawangella hunanensis Peng et al. 2004 trilobite
 Ptychopariida - Catillicephalidae
"Paradistazeris sp." = Agelagma
"Paradistazeris sp." = Agelagma Opik 1967 trilobite
 Ptychopariida - Diceratocephalidae
 Trinucleida - Liostracinidae
Liostracina bella Lin et al. 1983 trilobite
 Asaphida - Rhyssometopidae
Artiopoda
 Agnostida - Spinagnostidae
Peratagnostus obsoletus Kobayashi 1935
 Agnostida - Agnostidae
"Agnostus inexpectans" = Innitagnostus inexpectans Kobayashi 1938
 Agnostida -
 Agnostida - Ammagnostidae
 Agnostida - Phalacromidae
Lisogoragnostus sp. Rozova 1988
 Agnostida - Diplagnostidae