Tieqiao Section, Laibin, basal Heshan Fm (Permian of China)

Also known as Reef 4120

Where: Guangxi, China (23.7° N, 109.2° E: paleocoordinates 1.7° N, 100.6° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Clarkina orientalis conodont zone, Heshan Formation, Wuchiapingian (259.9 - 254.2 Ma)

• basal Heshan Formation; Fusulinds zone - Codonofusiella kuichowensis

• formation-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; limestone

• massive reefal limestone

Size class: macrofossils

Collected by Xiangdong Wang in 1997

Collection methods: peel or thin section,

Primary reference: Y. Huang, Z.-Q. Chen, L. Zhaob, G. D. Stanley, J. Yana, Y. Pei, W. Yang and J. Huang. 2017. Restoration of reef ecosystems following the Guadalupian–Lopingian boundary mass extinction: Evidence from the Laibin area, South China. Palaeogeography, Palaeoclimatology, Palaeoecology [W. Kiessling/M. Krause]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 189412: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 17.10.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Agelasida - Sebargasiidae
Amblysiphonella sp. Steinmann 1882 demosponge
 Agelasida - Girtyocoeliidae
Sollasia sp. Steinmann 1882 demosponge
 Agelasida - Colospongiidae
Parauvanella sp. Senowbari-Daryan and di Stefano 1988 demosponge
 Calcaronea - Stellispongiidae
Peronidella sp. Hinde 1893 calcareous sponge
 Dasycladales -
  - Gymnocodiaceae
  - Nigriporellidae