Where: Gansu, China (33.4° N, 105.6° E)

• Paleocoordinates: 37.4° N, 125.7° E (Wright 2013)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Toarcian (182.7 - 174.1 Ma)

• Unnamed formation, possibly corresponding to lower member of Mianxian Formation. Associated plant fossils are Cladophlebis cf. asiatica, Todites cf. williamsoni, Phoenopsis sp., Baiera furcata, Pityophyllum staratschini, Equisetites sarani. Possibly upper Lower Jurassic based on plants?

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; lithified siliciclastic sediments

Size class: macrofossils

Preservation: adpression

Reposited in the NIGPAS

Primary reference: Q. B. Lin. 1982. Insecta. Palaeontological Atlas of Northwest China: Shaanxi, Gansu, Ningxia Volume 3:70-83 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 154074: authorized by Matthew Clapham, entered by Matthew Clapham on 25.01.2014

Creative Commons license: CC0 (CC0)