HuangNiGang Fm., LongTan, TongLu Co., ZheJiang Prov., China (Ordovician to of China)
Where: ZheJiang, China (30.0° N, 120.0° E: paleocoordinates 2.5° N, 127.5° E)
• local area-level geographic resolution
When: Huangnigang Formation, Actonian to Actonian (455.8 - 449.5 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: offshore; lithified, concretionary, ferruginous, gray, calcareous mudstone
• gray mudstone with calcareous iron nodules
Primary reference: Stratigraphic Group of Zhejiang, China. 1979. Regional stratigraphic table of Eastern China, Zhejiang Province. Geological Publishing House, Beijing, China [A. Miller/P. Novack-Gottshall] more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 7779: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 01.06.2000