Where: Chita, Russian Federation (49.9° N, 117.4° E: paleocoordinates 51.6° N, 120.1° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Byankinskaya Formation, Tithonian (152.1 - 145.0 Ma)

Environment/lithology: lacustrine; tuffaceous mudstone

Size class: mesofossils

Preservation: mold/impression, adpression

Reposited in the PIN

Primary reference: A. G. Ponomarenko. 1990. Beetles, Scarabaeida, in Pozdne-Mezozoyskie Nasekomye Vostochnogo Zabaykal'ya. In A.P. Rasnitsyn (ed.), Akademiya Nauk SSSR, Trudy Paleontologicheskogo Instituta 239:39-82 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 152178: authorized by Matthew Clapham, entered by Matthew Clapham on 10.11.2013

Creative Commons license: CC BY (attribution)