Fengxiang Fm., Yangjiaba, Chengkou County, Sichuan Prov., China ( of China)

Where: Sichuan, China (32.0° N, 108.0° E: paleocoordinates 18.3° N, 146.2° E)

• local area-level geographic resolution

When: Fengxiang Formation, Tremadoc (486.5 - 477.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: sand shoal; lithified, ooidal grainstone and dolomite

• oolitic limestone and dolostone

Primary reference: Sichuan Stratigraphic Work Group. 1978. Regional stratigraphic table of the southwestern region of China, Sichuan part. Geological Publishing House, Beijing, China [A. Miller/P. Novack-Gottshall]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 7651: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 30.05.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Asaphida - Taihungshaniidae
Tungtzuella sp. Lu 1957 trilobite
 Asaphida - Asaphidae
Psilocephalina sp. Hsu 1948 trilobite
Strophomenata
 Billingsellida - Polytoechiidae
Tritoechia sp. Ulrich and Cooper 1936