Guan-50, Guanyintan, Qiyang County (Jurassic to of China)

Where: Hunan, China (26.5° N, 111.9° E: paleocoordinates 30.5° N, 118.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Fengjiachong Member (Guanyintan Formation), Toarcian to Toarcian (182.7 - 170.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lagoonal; lithified siliciclastic sediments

• Coastal lacustrine facies with probable lagoon deposits. Passive rifting in response to post-Indosinian orogenic collapse and lithosphere extension.

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Reposited in the NIGPAS

Primary reference: Q. B. Lin. 1986. Early Mesozoic fossil insects from South China. Palaeontologia Sinica, Series B 170:1-112 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 114577: authorized by Matthew Clapham, entered by Jered Karr on 17.08.2011, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Hemiptera - Corixidae
Venacorixa xiangzhongensis Lin 1986 water boatman
NIGP 70041
 Hemiptera - Qiyangiricaniidae
Qiyangiricania cesta n. gen. n. sp.
Qiyangiricania cesta n. gen. n. sp. Lin 1986 planthopper
NIGP 70053
 Grylloblattodea -
Chorolimnobia ostera n. gen. n. sp.
Chorolimnobia ostera n. gen. n. sp. Lin 1986 ice crawler
NIGP 70079
 Blattodea - Mesoblattinidae
Mesoblattina protypa Geinitz 1880 cockroach
NIGP 70019
 Coleoptera - Ommatidae
Tetraphalerus largicoxa n. sp. Lin 1986 beetle
NIGP 70069
 Blattaria - Caloblattinidae
Taublatta hesta n. sp. Lin 1986 cockroach
NIGP 70030