Sht 100 - Shatan section [Kuanchuanpu Fm] (Cambrian of China)

Where: Shaanxi, China (32.5° N, 106.9° E: paleocoordinates 29.8° N, 165.1° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Kuanchuanpu Formation, Nemakit-Daldynian (538.8 - 525.5 Ma)

• STRATIGRAPHIC RELATIONS: From the Kuanchuanpu Fm, which overlies the Dengying Fm, and is overlain by the Guojiaba Fm. AGE: Meishucunian; probably Nemakit-Daldynian. STRATIGRAPHIC POSITION: From near top of section.

• bed-level stratigraphic resolution

Environment/lithology: lithified limestone

• ENVIRONMENT: Carbonate platform.
• SPECIFIC LITHOLOGY: Limestone. In general formation described as 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 86566: 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.
Show authors, comments, and common names
Scyphozoa
 Coronatae -
Olivooides multisulcatus
Olivooides multisulcatus Qian 1977 jellyfish
 Conularina - Hexangulaconulariidae
Hexaconularia sp.
Hexaconularia sp. He and Yang 1986 jellyfish
Coeloscleritophora
 Chancelloriida - Chancelloriidae
Chancelloria cf. eros
Chancelloria cf. eros Walcott 1920
Punctatus emeiensis
  -
Punctatus emeiensis
Cambroclavida
  - Zhijinitidae
Zhijinites sp., Zhijinites longistriatus
Zhijinites sp. Qian 1978
 Hyolithelminthida - Hyolithellidae
"Hyolithellus sp." = Hyolithellus, "Rhabdochites excasperatus" = Hyolithellus
"Hyolithellus sp." = Hyolithellus Billings 1872
"Rhabdochites excasperatus" = Hyolithellus
Protoconodonta
  -
Protohertzina unguliformis
Protohertzina unguliformis Missarzhevsky 1973
Hyolitha
 Orthothecida - Circothecidae
Conotheca subcurvata
Helcionelloida
  - Helcionellidae
Helcionellidae indet., "Bemella costa" = Davidonia rostrata, Helcionella sp., Igorella sp.
"Bemella costa" = Davidonia rostrata Zhou and Xiao 1984
Helcionella sp. Grabau and Shimer 1909
Igorella sp. Rozanov et al. 1969
 Sachitida - Siphogonuchitidae
Siphogonuchites triangularis, Lopochites latazonalis
Aculifera
  - Halkieriidae
Halkieria sthenobasis
Halkieria sthenobasis Luo and Jiang 1982
Purella
  - Maikhanellidae
Purella cf. squamulosa
Purella cf. squamulosa Qian and Bengtson 1989