Gurvan-Ereny-Nuruu (Outcrop 234/26) (Cretaceous of Mongolia)

Also known as PIN collection 3149

Where: Govi-Altai, Mongolia (46.4° N, 93.9° E: paleocoordinates 46.1° N, 93.7° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Gurvan-Eren Formation, Aptian (125.0 - 113.0 Ma)

• Correlative with Bon Tsagaan based on pollen and plants

Environment/lithology: lacustrine - large; shale and sandstone

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Reposited in the PIN

Primary reference: Y. Popov. 1986. Peloridiina (= Coleorrhyncha) and Cimicina (= Heteroptera), in Nasekomye v rannemelovykh ekosistemakh zapadnoy Mongolii. In A. P. Rasnitsyn (ed.), The Joint Soviet-Mongolian Palaeontological Expedition 28:50-83 [M. Clapham/J. Karr/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 136031: authorized by Matthew Clapham, entered by Jered Karr on 15.11.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Hemiptera - Notonectidae
"Clypostemma sp." = Notonecta
"Clypostemma sp." = Notonecta Linnaeus 1758 true bug
 Hemiptera - Corixidae
Cristocorixa gurvanica Popov 1986 water boatman
 Diptera - Chironomidae
Gurvanomyia magna Kalugina 1986 non biting midge
PIN 3149/1868, 1870-1877