Where: Vietnam (21.1° N, 104.2° E: paleocoordinates 0.2° S, 95.1° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Co Noi Formation, Dienerian (250.5 - 251.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified mudstone

Size class: macrofossils

Preservation: mold/impression

Primary reference: T. Komatsu and D. T. Huyen. 2006. Lower Triassic bivalve fossils from the Song Da and An Chau basins, north Vietnam. Paleontological Research 11(2):135-144 [M. Clapham/M. Clapham/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 89631: authorized by Matthew Clapham, entered by Matthew Clapham on 07.06.2009

Creative Commons license: CC BY (attribution)