Where: Mongolia (44.1° N, 95.8° E: paleocoordinates 46.1° N, 97.9° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Sharteg Formation, Tithonian (152.1 - 145.0 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lacustrine - large; lithified, fine-grained, gray claystone
Size class: macrofossils
Preservation: mold/impression
Collected by Joint Soviet Mongolian Paleontological Expedition in 1989; reposited in the PIN
Primary reference: A. A. Prokin, P. N. Petrov, B. Wang and A. G. Ponomarenko. 2013. New fossil taxa and notes on the Mesozoic evolution of Liadytidae and Dytiscidae (Coleoptera). Zootaxa 3666:137-159 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 152133: authorized by Matthew Clapham, entered by Matthew Clapham on 08.11.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
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Frustumopsychops pectinatus n. gen. n. sp.5
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Mesagyrtoides fulvus n. gen. n. sp.4
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Liadytes aspidytoides n. sp.
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"Notocupes brachycephalus" = Conexicoxa brachycephala5
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