Chaotian Section, Maokou Formation, 11CHAO90 (Permian of China)

Also known as Mingyuexia Gorge

Where: Sichuan, China (32.6° N, 105.9° E: paleocoordinates 6.3° N, 92.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Mudstone unit (M1) Member (Maokou Formation), Wuchiapingian (259.9 - 254.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified limestone

Size class: microfossils

Preservation: recrystallized, original calcite, original chitin

Collected by Zazzali, S.

Collection methods: bulk, chemical, mechanical, acetic,

Primary reference: S. Zazzali, S. Crasquin, J.-F. Deconinck and Q. Feng. 2015. Biodiversity across the Guadalupian-Lopingian Boundary: first results on the ostracod (Crustacea) fauna, Chaotian section (Sichuan Province, South China). Geodiversitas 37(3):283-313 [J. Bardin/J. Bardin]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 189481: authorized by Jérémie Bardin, entered by Jérémie Bardin on 20.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Ostracoda
 Podocopida - Cytherideidae
Basslerella "sp.8" Kellett 1935 ostracod
 Podocopida - Sigilliidae
 Podocopida - Acratiidae
Acratia "sp.4" Delo 1930 ostracod
Acratia ? recurvata Cordell 1952 ostracod
 Podocopida - Bairdiidae
Bairdia "sp.16" M'Coy 1844 ostracod
Bairdia "sp.25" M'Coy 1844 ostracod
Bairdiacypris "sp.6" Bradfield 1935 ostracod
Bairdiacypris "sp.8" Bradfield 1935 ostracod