Uppermiddle section, NingGuo Fm., LangXi, JiangDe Co., ZheJiang Prov., China (Ordovician of China)

Where: ZheJiang, China (29.0° N, 119.0° E: paleocoordinates 9.3° N, 134.2° E)

• local area-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; lithified, ferruginous, black shale and chert

• black siliceous shale with chert or siliceous deposit and ferric 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 7811: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 02.06.2000

Creative Commons license: CC BY (attribution)

Taxonomic list

Pterobranchia
 Graptoloidea - Sigmagraptidae
Sigmagraptus sp. Ruedemann 1904 graptolite
 Graptoloidea - Dichograptidae
Didymograptus sp., Dichograptus sp., "Nicholsonograptus sp." = Azygograptus
Didymograptus sp. McCoy 1851 graptolite
Dichograptus sp. graptolite
"Nicholsonograptus sp." = Azygograptus Nicholson and Lapworth 1875 graptolite
 Graptoloidea - Phyllograptidae
Phyllograptus sp. Hall 1858 graptolite
 Graptoloidea - Diplograptidae
 Graptoloidea - Climacograptidae
Climacograptus sp. Hall 1865 climacograptid