DH2-1, Chicheng County (Jurassic to of China)

Where: Hebei, China (40.8° N, 115.9° E)

• Paleocoordinates: 48.3° N, 126.3° E (Wright 2013)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Houcheng Formation, Callovian to Callovian (165.3 - 154.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - large; lithified mudstone

• Basins characterized by flexure and early rifting (Li et al., 2004)

Size classes: macrofossils, mesofossils

Preservation: adpression

Collection methods: Repository: Beijing Museum of Natural History

Primary reference: Y. C. Hong. 1997. Discovery of fossil insects from Houcheng Formation of Hebei Province and establish of Houcheng entomofauna. Beijing Geology 1997(1):1-10 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 156711: authorized by Matthew Clapham, entered by Matthew Clapham on 29.05.2014

Creative Commons license: CC0 (CC0)

Taxonomic list

Insecta
 Blattaria - Caloblattinidae
Sogdoblatta sp. Martynov 1937 cockroach
Beijing Museum of Natural History Hch90/3
 Blattaria - Rhipidoblattinidae
Rhipidoblattina chichengensis n. sp. Hong 1997 cockroach
Beijing Museum of Natural History Hch90/2
 Blattodea - Mesoblattinidae
Mesoblattina sp. Geinitz 1880 cockroach
Beijing Museum of Natural History Hch90/4
 Diptera - Anisopodidae
Huaxiarhyphus chichengensis n. gen. n. sp. Hong 1996 wood gnat