Where: China (29.9° N, 102.3° E: paleocoordinates 11.1° N, 130.3° E)

• coordinate based on political unit

• local area-level geographic resolution

When: Longdanyan Formation, Aeronian (440.8 - 438.5 Ma)

• Paper gives Longdanyan as Telychian, but most works give it as Aeronian. Underlies Changyanzi formation. Overlies Luoquanwan formation.

• formation-level stratigraphic resolution

Environment/lithology: lithified, dolomitic, argillaceous limestone and calcareous shale

Size class: macrofossils

Primary reference: X. Chen, J. - Y. Rong, C.-Y. Wang, L.-U. Geng, Z.-Q. Zhan, H.-J. Wu, J.-T. Xu and T.-E. Chen. 2002. Stratigraphical data. 3. Telychian rocks in the Yangtze region. In C. H. Holland, M. G. Bassett (eds.), Telychian rocks of the British Isles and China (Silurian, Llandovery Series): an experiment to test precision in stratigraphy 21:13-43 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 197396: authorized by Pete Wagner, entered by Pete Wagner on 09.11.2018

Creative Commons license: CC BY (attribution)