Where: Heilongjiang, China (46.2° N, 124.3° E: paleocoordinates 48.2° N, 113.2° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Microchara prolixa other zone, Mingshui Formation, Danian (66.0 - 61.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: fluvial-lacustrine; poorly lithified siliciclastic sediments

Size class: macrofossils

Reposited in the NIGPAS

Collection methods: core, sieve

Primary reference: T. T. Yu, S. Li, R. B. Salvador, D. P. Xi, H. C. Zhang and X. Q. Wan. 2023. Freshwater gastropods across the Cretaceous-Paleogene boundary in the Songliao Basin, north-east China. Cretaceous Research 152(105672) [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 232165: authorized by Matthew Clapham, entered by Matthew Clapham on 28.10.2023

Creative Commons license: CC BY (attribution)