Chaganhada, Jalaid Qi (Permian of China)

Where: Nei Mongol, China (47.1° N, 122.3° E: paleocoordinates 35.9° N, 104.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Liutiagou Formation, Capitanian (264.3 - 259.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; 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 95256: authorized by Matthew Clapham, entered by Matthew Clapham on 11.04.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Athyridida - Athyrididae
"Athyris quadrirotundus n. sp." = Composita quadrirotunda, "Athyris semiconcava" = Cleiothyridina semiconcava
"Athyris quadrirotundus n. sp." = Composita quadrirotunda Lee and Su 1980
"Athyris semiconcava" = Cleiothyridina semiconcava Waagen 1883