Where: Guangxi, China (23.7° N, 109.3° E: paleocoordinates 5.6° N, 99.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dalong Formation, Changhsingian (254.2 - 252.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deep-water; lithified mudstone

Size class: macrofossils

Primary reference: G. H. Xu. 1977. Cephalopoda. Palaeontological Atlas of South-Central China 2:537-582 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 105953: authorized by Matthew Clapham, entered by Matthew Clapham on 27.02.2011

Creative Commons license: CC BY (attribution)