Madygen, PIN collection 1725, Dzhailoucho area (Triassic of Kyrgyzstan)

Where: Osh, Kyrgyzstan (40.1° N, 70.2° E: paleocoordinates 41.6° N, 60.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Madygen Formation, Carnian (237.0 - 228.0 Ma)

• Usually considered Ladinian-Carnian

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - small; lithified siliciclastic sediments

• Oxbow lake. Madygen basin; tectonically-induced intermontane basin. Complex facies pattern consistent with active tectonics in upland region.

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Primary reference: A. G. Ponomarenko. 1969. Istoricheskoe Razvitie Zhestkokrylykh-Arkhostemat [Historical Development of the Archostomate Beetles]. Trudy Akademiya Nauk SSSR 125:1-240 [C. Labandeira/A. Spencer-Lee/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 122973: authorized by Matthew Clapham, entered by Matthew Clapham on 08.01.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

 Blattaria - Caloblattinidae
Thuringoblatta sogdianensis Vishnyakova 1998 cockroach
PIN 1725/127, 286, 298, 299
 Coleoptera - Ademosynidae
Dolichosyne confragosa n. gen. Ponomarenko 1969 beetle
PIN 1725/925
 Coleoptera - Schizophoridae
Salebroferus confragosus Ponomarenko 1969 beetle
PIN 1725/785