Mengjiu Mountain, Dashizhai Formation, Ke'erqin Youyi Qianqi (Permian to of China)

Where: Nei Mongol, China (46.4° N, 121.4° E: paleocoordinates 35.2° N, 102.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Dashizhai Formation, Roadian to Roadian (272.3 - 264.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Primary reference: L. Lee and F. Gu. 1980. Carboniferous and Permian Brachiopoda. Paleontological Atlas of Northeast China 1:327-428 [M. Clapham/M. Clapham/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 111147: authorized by Matthew Clapham, entered by Matthew Clapham on 20.06.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Aviculopectinidae
Clavicosta dashizhaiensis n. sp. Liang 1980 scallop
Strophomenata
 Productida - Strophalosiidae
"Strophalosia nodosa" = Echinalosia nodosa
"Strophalosia nodosa" = Echinalosia nodosa Waagen 1884
 Orthotetida - Schuchertellidae
Streptorhynchus jilinensis n. sp. Lee and Gu 1980