ammonites
Lower middle section, NingGuo Fm., XinKaiLing, WuNing Co., JiangXi Prov., China (Ordovician of China)

Where: JiangXi, China (29.0° N, 115.0° E: paleocoordinates 12.4° N, 136.0° E)

• local area-level geographic resolution

When: Ningguo Formation, Ningkuo (478.6 - 468.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; lithified, gray, green, yellow sandstone

• grayish green to grayish yellow to yellowish green shale

Primary reference: Stratigraphic Group of Jiangxi, China. 1978. Regional stratigraphic table of Eastern China, Jiangxi Province. Geological Publishing House, Beijing, China [A. Miller/P. Novack-Gottshall] more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 7756: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 01.06.2000