5 km south-southeast of Bayan-Koshu brigade (Jurassic to of Mongolia)

Also known as PIN collection 4303

Where: Gobi aymak, Mongolia (44.5° N, 103.7° E: paleocoordinates 46.0° N, 106.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Ulughey Formation, Kimmeridgian to Kimmeridgian (157.3 - 145.0 Ma)

Environment/lithology: terrestrial; lithology not reported

• Early syn-rift phase (Graham et al., 2001); extensional stress field from collapse of Mongolia-Okhotsk orogenic belt (Wu, 2013).

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Reposited in the PIN

Primary reference: N. D. Sinitshenkova. 1991. New Mesozoic Mayflies from Transbaikal and Mongolia. Paleontological Journal 25(1):116-119 [M. Clapham/J. Karr/J. Karr]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 118009: authorized by Matthew Clapham, entered by Jered Karr on 30.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Ephemerida - Mesonetidae
Furvoneta domefacta n. sp. Sinitshenkova 1991 mayfly
PIN 4303/1-10, 15