JS0071, Jianshuigou Reef, Huaying City (Permian of China)

Where: Sichuan, China (30.4° N, 106.9° E: paleocoordinates 9.3° N, 93.7° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Changxing Formation, Changhsingian (254.2 - 252.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: J. K. Rigby, J. Fan, W. Zhang, S. Wang, and X. Zhang. 1994. Sphinctozoan and Inozoan Sponges from the Permian Reefs of South China. BYU Geology Studies 40:43-109 [W. Kiessling/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116680: authorized by Matthew Clapham, entered by Matthew Clapham on 10.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Calcarea
 Calcaronea - Stellispongiidae
? Stellispongia sp. d'Orbigny 1849 calcareous sponge
Demospongiae
 Agelasida - Preperonidellidae
"Peronidella regulara" = Preperonidella regulara
"Peronidella regulara" = Preperonidella regulara Rigby et al. 1989 demosponge