Nanyigou section, Bachu, Yijianfang Fm (Ordovician of China)

Also known as Reef 3029

Where: Xinjiang, China (40.1° N, 78.8° E: paleocoordinates 31.3° S, 117.8° E)

• coordinate stated in text

When: Middle Member (Yijianfang Formation), Darriwilian (467.3 - 458.4 Ma)

Environment/lithology: reef, buildup or bioherm; nodular, shelly/skeletal packstone and bindstone

Size classes: macrofossils, mesofossils, microfossils

Primary reference: Y. Li, J. Wang, A.J. Shen and Z. Huang. 2007. Evolutionary significance of the Calathium reef mound from the Yijianfang Formation, Bachu, Xinjiang. Acta Palaeontologica Sinica 46(3):341-348 [W. Kiessling/Q. Li/Q. Li]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 154821: authorized by Wolfgang Kiessling, entered by Qijian Li on 14.03.2014, edited by Mihaela Krause

Creative Commons license: CC BY (attribution)

Taxonomic list

Hormogoneae
 Oscillatoriales - Girvanellaceae
Girvanella sp. Nicholson and Etheridge 1878
Sphaerocodium
  -
Sphaerocodium sp. Rothpletz 1890
Nuia
  -
Nuia sp. Maslov 1954
Ulvophyceae
  -
Vermiporella sp. Stolley 1893
Demospongiae
 Lithistida - Anthaspidellidae
Calycocoelia sp. Bassler 1927 demosponge
Radiocyatha
  - Soanitidae
Calathium sp. Billings 1865
Stenolaemata
 Trepostomata - Trematoporidae
Batostoma sp. Ulrich 1882
 Trepostomata - Halloporidae
Hallopora sp. Bassler 1911
unclassified
  -
Pelmatozoa indet. Leuckart 1848