F9, bed 14, Shuangputang, Jinta County (Permian of China)

Where: Gansu, China (40.4° N, 98.9° E: paleocoordinates 32.9° N, 79.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Shuangputang Formation, Roadian (272.3 - 268.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, gray, sandy limestone

Size class: macrofossils

Preservation: mold/impression

Reposited in the NIGPAS

Primary reference: X. L. Liang. 1981. Early Permian cephalopods from northwestern Gansu and western Nei Mongol. Acta Palaeontologica Sinica 20:485-500 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 150431: authorized by Matthew Clapham, entered by Matthew Clapham on 08.09.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Goniatitida - Paragastrioceratidae
Roadoceras sp., "Uraloceras tumidum n. sp." = Roadoceras tumidum, "Uraloceras plicatum n. sp." = Roadoceras plicatum, "Uraloceras chinense n. sp." = Roadoceras chinense
Roadoceras sp. Zhou 1985 ammonite
"Uraloceras tumidum n. sp." = Roadoceras tumidum Liang 1981 ammonite
"Uraloceras plicatum n. sp." = Roadoceras plicatum Liang 1981 ammonite
"Uraloceras chinense n. sp." = Roadoceras chinense Liang 1981 ammonite
 Goniatitida - Cyclolobidae
Demarezites compressus n. sp. Liang 1981 ammonite