Lower section, TanJiaGou Fm., TanJiaGou, GuangYuan Co., Sichuan Prov., China (Ordovician of China)
Where: Sichuan, China (32.0° N, 106.0° E: paleocoordinates 11.8° N, 135.3° E)
• local area-level geographic resolution
When: Tanjiagou Formation, Late/Upper Llandeilo (460.9 - 449.5 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: foreshore; lithified, ferruginous sandstone
• iron-bearing, fine-grained quartz sandstone interbedded with fine-grained sandstone
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 7677: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 30.05.2000