Beds 31-34, Maidiping [Maidiping Fm] (Cambrian of China)

Where: Shaanxi, China (29.5° N, 103.4° E: paleocoordinates 34.0° N, 166.1° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

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

• STRATIGRAPHIC RELATIONS: From the Maidiping Fm for which lithostratigraphic relationships are not discussed. AGE: Lower Meishucunian; probably Nemakit-Daldynian. STRATIGRAPHIC POSITION: From beds 31-34, for which stratigraphic position in local area is not stated.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

• ENVIRONMENT: Not stated in text.
• SPECIFIC LITHOLOGY: Lithology not stated in text. LITHIFICATION: Assumed lithified as replaced by phosphate.

Size class: macrofossils

Preservation: replaced with phosphate

Collection methods: bulk, chemical,

• COLLECTOR: Not stated in text, but presumably Steiner et al; unknown date. REPOSITORY: TU Berlin.

Primary reference: M. Steiner, G. Li, Y. Qian, M. Zhu, and B.-D. Erdtmann. 2007. Neoproterozoic to early Cambrian small shelly fossil assemblages and a revised biostratigraphic correlation of the Yangtze Platform (China). Palaeogeography, Palaeoclimatology, Palaeoecology 254:67-99 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 86619: authorized by Austin Hendy, entered by Austin Hendy on 09.02.2009, edited by Uta Merkel

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to characteristic taxa figured in publication. NOMENCLATURE: Not an authoritative publication but with modern nomenclature and with species resolution identifications.
Protoconodonta
  -
Protohertzina unguliformis Missarzhevsky 1973
Protohertzina anabarica Missarzhevsky 1973
 Protoconodontida -
Orthothecimorpha
 Circothecida -
Spinulitheca billingsi Syssoiev 1962
 Sabelliditida -
Acanthocassis orthacanthus Yang and He 1984
Scyphozoa
 Coronatae -
Olivooides multisulcatus Qian 1977 jellyfish
 Conularina - Carinachitidae
Carinachites tetrasulcatus Jiang 1982 jellyfish
Carinachites curvatornatus Chen 1982 jellyfish
 Conularina - Hexangulaconulariidae
Arthrochites emeishanensis Chen 1982 jellyfish
 Anabaritida - Anabaritidae
Anabarites trisulcatus Voronova and Missarzhevsky 1969 jellyfish
Anabarites trisulcatus/signatus
Punctatus
  -
Punctatus emeiensis
  -
 Hyolithelminthida - Hyolithellidae