Where: Hunan, China (25.6° N, 112.4° E: paleocoordinates 8.8° N, 100.6° E)

• coordinate estimated from map

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: deep-water; lithified siliciclastic sediments

Size class: macrofossils

Primary reference: Y. Lei. 1983. A New Sinohelicoprion (Helicoprionid, Shark) From Late Permian of Hunan, South China. Vertebrata PalAsiatica 21(4):351 [M. Clapham/P. Elliott/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 123423: authorized by Matthew Clapham, entered by Phillip Elliott on 21.01.2012

Creative Commons license: CC BY (attribution)