Kua 115 - Shizhonggou section [Kuanchuanpu Fm] (Cambrian of China)

Where: Shaanxi, China (33.0° N, 106.2° E: paleocoordinates 29.8° N, 166.0° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Kuanchuanpu Formation, Nemakit-Daldynian (541.0 - 530.0 Ma)

• STRATIGRAPHIC RELATIONS: From the Kuanchuanpu Fm, which overlies the Dengying Fm, and is overlain by the Guojiaba Fm. AGE: Meishucunian; probably Nemakit-Daldynian; Anabarites trisulcatus-Protogertzina anabarica Assemblage Zone. STRATIGRAPHIC POSITION: From near middle of section.

• bed-level stratigraphic resolution

Environment/lithology: lithified, phosphatic, black, cherty/siliceous carbonate

• ENVIRONMENT: Carbonate platform.
• SPECIFIC LITHOLOGY: Dark phosphatic carbonates, siltstones, and cherts. LITHIFICATION: Lithified, on the basis of figured specimens and facies descriptions.

Size class: macrofossils

Preservation: soft parts, replaced with phosphate

Collection methods: COLLECTOR: Presumably collected by Steiner and others, c. 2000. REPOSITORY: TU Berlin collection (TUBACK).

Primary reference: M. Steiner, G. Li, Y. Qian and M. Zhu. 2004. Lower Cambrian Small Shelly Fossils of northern Sichuan and southern Shaanxi (China), and their biostratigraphic importance. Geobios 37:259-275 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 86561: authorized by Austin Hendy, entered by Austin Hendy on 07.02.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for invertebrate fosssils. NOMENCLATURE: Not an authoritative publication, but with modern nomenclature and species resolution identifications.
Scyphozoa
 Conularina - Hexangulaconulariidae
Hexaconularia sp. He and Yang 1986 jellyfish
 Coronatae -
Olivooides multisulcatus Qian 1977 jellyfish
Punctatus emeiensis
  -
Cambroclavida
  - Zhijinitidae
"Carinachites spinatus" = Paracarinachites sinensis
"Carinachites spinatus" = Paracarinachites sinensis Luo et al. 1982
Archaeooides granulatus
  -
 Sachitida - Siphogonuchitidae
Hyolitha
 Orthothecida - Circothecidae
 Sabelliditida -
Acanthocassis orthacanthus Yang and He 1984
Protoconodonta
  -
Protohertzina unguliformis Missarzhevsky 1973
Protohertzina anabarica Missarzhevsky 1973