Chaotian Section, Maokou Formation, 11CHAO81 (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 189473: 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.9" Kellett 1935 ostracod
 Podocopida - Sigilliidae
 Podocopida - Acratiidae
Acratia ? recurvata Cordell 1952 ostracod
Acratia ? nagyvisnyoensis Forel 2013 ostracod
 Podocopida - Bairdiidae
Bairdia "sp.13" M'Coy 1844 ostracod
Bairdia "sp.14" M'Coy 1844 ostracod
Bairdia "sp.15" M'Coy 1844 ostracod
Bairdia "sp.16" M'Coy 1844 ostracod
Bairdiacypris "sp.6" Bradfield 1935 ostracod
Bairdiacypris "sp.7" Bradfield 1935 ostracod
 Podocopida - Bairdiocyprididae
 Palaeocopida - Aparchitidae
Cyathus ? elliptica Shi 1987 ostracod
 Palaeocopida - Amphissitidae
 Platycopida - Paraparchitidae
Samarella viscusforma Chitnarin 2012 ostracod
 Platycopida - Cavellinidae
"Sulcella ? suprapermiana" = Cavellina suprapermiana
"Sulcella ? suprapermiana" = Cavellina suprapermiana Kozur 1985 ostracod