Where: Russian Federation (66.3° N, 100.3° E: paleocoordinates 57.6° N, 40.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Changhsingian to Changhsingian (254.2 - 251.2 Ma)

• From intertrappean deposits, most likely early Triassic or possibly terminal Permian

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithified siliciclastic sediments

Size class: macrofossils

Preservation: adpression

Reposited in the PIN

Primary reference: A. G. Kirejtshuk, A. A. Prokin, and A. G. Ponomarenko. 2023. New representative of the Family Hydroscaphidae from Tunguska Basin, the boundary of the Permian and Triassic (Coleoptera, Myxophaga) with review on myxophagan fossil records. Global Journal of Science Frontier Research 22(C3):1-13 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 229880: authorized by Matthew Clapham, entered by Matthew Clapham on 09.04.2023

Creative Commons license: CC BY (attribution)