Where: Guangxi, China (24.7° N, 106.8° E: paleocoordinates 8.6° N, 96.6° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Anasibirites multiformis ammonoid zone, Luolou Formation, Smithian (251.3 - 247.2 Ma)

• About 12.7 m above base of measured section. Anasibirites multiformis beds, not formally named as a zone.

• bed-level stratigraphic resolution

Environment/lithology: slope; lithified, nodular mudstone

Size class: macrofossils

Primary reference: A. Brayard and H. Bucher. 2008. Smithian (Early Triassic) ammonoid faunas from northwestern Guangxi (South China): taxonomy and biochronology. Fossils and Strata 55:1-179 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 97190: authorized by Matthew Clapham, entered by Matthew Clapham on 18.07.2010

Creative Commons license: CC BY (attribution)