Zuodeng, Lower Triassic (Triassic of China)

Where: China (23.6° N, 107.1° E: paleocoordinates 7.9° N, 97.5° E)

• small collection-level geographic resolution

When: Luolou Formation, Spathian (251.3 - 247.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, gray lime mudstone

Size class: microfossils

Primary reference: N. Wang., S. Yang, F. Jin and W. Wei. 2001. Early Triassic Hybodontoidea from Tiadong of Guangxi, China. Vertebrata PalAsiatica 39(4):237-250 [M. Clapham/P. Elliott]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 120378: authorized by Matthew Clapham, entered by Phillip Elliott on 11.11.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

 Hybodontiformes - Polyacrodontidae
Polyacrodus tiandongensis n. sp. Wang et al. 2001 elasmobranch
 Hybodontiformes - Hybodontidae
Hybodus yohi Yang et al. 1984 elasmobranch
Hybodus zuodengensis Yang et al. 1984 elasmobranch