Dawangzhangzi, Lingyuan City, CNU 2010 collection (Cretaceous of China)

Where: Liaoning, China (41.2° N, 119.2° E: paleocoordinates 43.9° N, 120.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dawangzhangzi Member (Yixian Formation), Early/Lower Aptian (125.5 - 122.5 Ma)

• It belongs to the Dawangzhangzi Member (Bed) of the middle Yixian Formation, and is dated as early Aptian, 122.5 +/- 0.3 - 122.2 +/- 0.2 Ma (Wang and Zhou, 2008).

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine - large; lithified, tuffaceous shale

Size classes: macrofossils, mesofossils

Preservation: adpression

Collection methods: Repository: Capital Normal University, Beijing

Primary reference: X. G. Yang, D. Ren, and C. K. Shih. 2012. New fossil hangingflies (Mecoptera, Raptipeda, Bittacidae) from the Middle Jurassic to Early Cretaceous of northeastern China. Geodiversitas 34:785-799 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 137886: authorized by Matthew Clapham, entered by Matthew Clapham on 01.01.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Hemiptera - Venicoridae
Halonatusivena shii1 Du et al. 2016 true bug
CNU-HE-LL2010169
 Hemiptera - Torrirostratidae
Flexicorpus acutirostratus3 Yao et al. 2014 true bug
CNU-Het-LL2010124, 128, 170, 197
Torrirostratus pilosus3 Yao et al. 2014 true bug
CNU-Het-LL-2010171, 135
 Siphonaptera - Saurophthiridae
Saurophthirus exquisitus n. sp.2 Gao et al. 2013 flea
CNU-LL2010016
 Mecoptera - Bittacidae
Megabittacus spatiosus n. sp. Yang et al. 2012 hangingfly
CNU-MEC-NN2010003 (said to come from this locality, but NN code doesn't match)