Where: Gansu, China (39.8° N, 97.3° E: paleocoordinates 40.2° N, 93.0° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Zhonggou Formation, Early/Lower Albian to Early/Lower Albian (112.0 - 105.3 Ma)

• Early-Middle Albian according to Zheng et al. (2021)

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - large; lithified, gray, green shale

Size class: macrofossils

Preservation: adpression

Reposited in the NIGPAS

Primary reference: C. H. Luo, R. G. Beutel, U. R. Thomson, D. R. Zheng, J. H. Li, X. Y. Zhao, H. C. Zhang and B. Wang. 2022. Beetle or roach: systematic position of the enigmatic Umenocoleidae based on new material from Zhonggou Formation in Jiuquan, Northwest China, and a morphocladistic analysis. Palaeoworld 31:121-130 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 224254: authorized by Matthew Clapham, entered by Matthew Clapham on 04.02.2022

Creative Commons license: CC BY (attribution)