ammonites
Datang Phosphorite Mine, Weng'an (Ediacaran of China)

Where: Guizhou, China (27.0° N, 107.4° E: paleocoordinates 43.6° N, 164.1° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Doushantuo Formation, Ediacaran (635.0 - 542.0 Ma)

• from units 4A and 4B, 635-551 Ma

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified phosphorite

• unit 4A: black bituminous phosphorite, unit 4B: grey dolomitic phosphorite, fossils mostly from 4B

Size class: microfossils

Primary reference: P. Liu, S. Xiao, C. Yin, C. Zhou, L. Gao and F. Tang. 2008. Systematic description and phylogenetic affinity of tubular microfossils from the Ediacaran Doushantuo Formation at Weng'an, south China. Palaeontology 51(2):339-366 [W. Kiessling/U. Merkel] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 112153: authorized by Wolfgang Kiessling, entered by Uta Merkel on 05.07.2011