Sifangcheng, Bairin Zuoqi (Permian of China)

Where: Nei Mongol, China (44.3° N, 119.1° E: paleocoordinates 33.4° N, 100.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: X. L. Liu. 1980. Bryozoa. Paleontological Atlas of Northeast China 1:189-254 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 112684: authorized by Matthew Clapham, entered by Matthew Clapham on 15.07.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Stenolaemata
 Cystoporida - Hexagonellidae
Meekopora clara Liu 1976
 Trepostomida - Dyscritellidae
Dyscritella hexigtenensis n. sp. Liu 1980
 Cryptostomata - Acanthocladiidae
Reteporidra labyrinthica n. sp. Liu 1980
Polypora sifangchengensis n. sp. Liu 1980
 Rhabdomesida - Rhabdomesidae
Nicklesopora maculata n. sp. Liu 1980