Unit 41, Guniutan Fm., Huanghuachang and Yiching, Hubei Prov., China (Ordovician of China)

Where: Hubei, China (33.0° N, 111.0° E: paleocoordinates 9.9° N, 136.4° E)

• local area-level geographic resolution

When: Guniutan Formation, Late/Upper Llanvirn (463.5 - 460.9 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: deep subtidal shelf; lithified, argillaceous 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 4712: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 17.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Corynexochida - Illaenidae
Illaenus sp. Dalman 1827 trilobite
 Asaphida - Asaphidae
Megalaspides sp. Brögger 1886 trilobite
Ptychopyge sp. Angelin 1854 trilobite
Birmanites sp. Sheng 1934 trilobite
 Asaphida - Nileidae
Nileus sp. Dalman 1827 trilobite
 Asaphida - Raphiophoridae
Lonchodomas sp. Angelin 1854 trilobite
Cephalopoda
 Orthocerida - Orthoceratidae
Michelinoceras sp. Foerste 1932
 Orthocerida - Lituitidae
Ancistroceras sp. Remele 1881
 Endocerida - Endoceratidae
Dideroceras sp. Flower 1950
Vaginoceras sp. Hyatt 1884
Conodonta
 Conodontophorida -
 Belodellida - Dapsilodontidae
Dapsilodus sp. Cooper 1976 conodont
 Panderodontida - Panderodontidae
Panderodus sp. Ethington 1959 conodont
 Ozarkodinida -
Periodon sp. Hadding 1913 conodont
 Prioniodontida - Balognathidae
Amorphognathus sp. Branson and Mehl 1933 conodont
  - Strachanognathidae
Belodella sp. Ethington 1959 conodont
 Protopanderodontida -
Drepanoistodus sp. Lindstrom 1971 conodont
 Protopanderodontida - Protopanderodontidae
Drepanodus sp. Pander 1856 conodont