Jingmen County, near Ziling village (Permian of China)

Where: Hubei, China (31.1° N, 112.2° E: paleocoordinates 1.0° S, 94.4° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Qixia Formation, Kungurian (279.3 - 272.3 Ma)

• Exact stratigraphic position is uncertain, as the original location was not precisely recorded. It is placed in the Qixia Formation based on an examination of the matrix of the rock.

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

• 1 symphyseal tooth spiral, nearly complete

Collection methods: quarrying,

• The fossil was found accidentally by construction workers building a highway.

Primary reference: X. Chen, L. Cheng, and K. Yin. 2007. The first record of Helicoprion Karpinsky (Helicoprionidae) from China. Chinese Science Bulletin 52(16):2246-2251 [M. Clapham/D. Robinson]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 120307: authorized by Matthew Clapham, entered by David Robinson on 10.11.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Eugeneodontiformes - Helicoprionidae
"Helicoprion jingmenense n. sp." = Helicoprion davisii
"Helicoprion jingmenense n. sp." = Helicoprion davisii Woodward 1886 chimaera