Unit 15, Nanjinguan Fm., Lower Mbr., Huanghuachang and Yiching, Hubei Prov., Chi ( of China)

Where: Hubei, China (33.0° N, 111.0° E: paleocoordinates 15.7° N, 145.5° E)

• local area-level geographic resolution

When: Lower Member (Nanjinguan Formation), Tremadoc (486.5 - 477.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified carbonate

Primary reference: X. Wang, L. Xian, S. Ni, Q. Zheng, G. Xu, T. Zhou, C. Lai and Z. Li. 1987. Biostratigraphy of the Yangtze Gorge Area. Part (2) Early Paleozoic Era. Geological Publishing House, Beijing 43-142 [A. Miller/P. Novack-Gottshall]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 4735: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 18.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Disepta sp., Hyodus sp.
Pterobranchia
 Dendroidea - Acanthograptidae
Dictyonema sp.
Dictyonema sp. Hall 1851 graptolite
Conodonta
 Protopanderodontida - Drepanoistodontidae
Drepanoistodus sp.
Drepanoistodus sp. Lindstrom 1971 conodont
 Protopanderodontida - Protopanderodontidae
"Glyptoconus sp." = Colaptoconus
"Glyptoconus sp." = Colaptoconus Kennedy 1994 conodont
Lingulata
 Acrotretida - Acrotretidae
Conotreta sp.
Conotreta sp. Walcott 1889
Cephalopoda
 Endocerida - Proterocameroceratidae
Proterocameroceras sp.
Proterocameroceras sp. Ruedemann 1905