Shaiwa section, beds 20-19 (Permian of China)

Where: Guizhou, China (25.6° N, 106.2° E: paleocoordinates 6.5° S, 96.4° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chongtou Member (Sidazhai Formation), Roadian (272.3 - 268.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: basinal (); lithified, shelly/skeletal limestone

• Light-gray to gray, thick-bedded biosparcalcarenite, partially dolomitized, with chert concretion; fusulinids

Size class: macrofossils

Reposited in the NIGPAS

Primary reference: Z. R. Zhou. 2017. Permian basinal ammonoid sequence in Nanpanjiang area of South China - possible overlap between basinal Guadalupian and platform-based Lopingian. Journal of Paleontology 91(Memoir 74):1-95 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 185570: authorized by Matthew Clapham, entered by Matthew Clapham on 29.04.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Foraminifera
 Fusulinoidea - Schwagerinidae
Parafusulina splendens, Parafusulina cf. boesei
Parafusulina splendens Dunbar and Skinner 1937
Parafusulina cf. boesei Dunbar and Skinner 1937
 Fusulinoidea - Boultoniidae
Russiella sp.
Russiella sp. Miklukho-Maclay 1957
 Fusulinoidea - Verbeekinidae
Verbeekina sp., "Pseudodoliolina chinghaiensis" = Pseudodoliolina oliviformis
Verbeekina sp. Staff 1909
"Pseudodoliolina chinghaiensis" = Pseudodoliolina oliviformis Thompson et al. 1950
 Fusulinoidea - Neoschwagerinidae
Sumatrina sp., Presumatrina sp., Neoschwagerina craticulifera, Neoschwagerina haydeni, Afghanella sp.
Sumatrina sp. Volz 1904
Neoschwagerina haydeni Dutkevich and Khabakov 1934
Afghanella sp. Thompson 1946
 Fusulinoidea - Schubertellidae
Yangchienia haydeni, Yangchienia iniqua, Yangchienia compressa