Bed 45, Baoto Fm., Huanghuachang and Yiching, Hubei Prov., China (Ordovician to of China)

Where: Hubei, China (33.0° N, 111.0° E: paleocoordinates 7.8° N, 133.8° E)

• local area-level geographic resolution

When: Baota Formation, Soudleyan to Soudleyan (457.5 - 452.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: deep subtidal shelf; lithified shale and limestone

• Mudstone interbedded with limestone

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 4691: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 17.08.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Corynexochida - Styginidae
Paraphillipsinella sp. Lu and Chang 1974 trilobite
 Corynexochida - Illaenidae
Illaenus sp. Dalman 1827 trilobite
 Aulacopleurida - Rorringtoniidae
Isbergia sp. Warburg 1925 trilobite
 Phacopida - Pliomeridae
"Hammatocnemis sp." = Ovalocephalus
"Hammatocnemis sp." = Ovalocephalus Koroleva 1959 trilobite
 Proetida - Telephinidae
Telephina sp. Marek 1952 trilobite
 Asaphida - Asaphidae
Birmanites sp. Sheng 1934 trilobite
 Asaphida - Remopleurididae
Amphitryon sp. Hawle and Corda 1874 trilobite
Remopleurides sp. Portlock 1843 trilobite
 Asaphida - Nileidae
Nileus sp. Dalman 1827 trilobite
Ostracoda
 Beyrichiacea - Eurychilinidae
Laccochilina sp. Hessland 1949 ostracod
 Podocopida -
Strophomenata
 Strophomenida - Christianiidae
Christiania sp. Hall and Clarke 1892
Cephalopoda
 Orthocerida - Orthoceratidae
Michelinoceras sp. Foerste 1932
 Orthocerida - Lituitidae
Ancistroceras sp. Remele 1881
  -
Sinoceras sp. Shimizu et al. 1935
 Orthoceratoidea - Protocycloceratidae
Protocycloceras sp. Hyatt and Zittel 1900
Conodonta
 Conodontophorida -
 Belodellida - Dapsilodontidae
Dapsilodus sp. Cooper 1976 conodont
 Panderodontida - Panderodontidae
Panderodus sp. Ethington 1959 conodont
 Prioniodontida - Balognathidae
Amorphognathus sp. Branson and Mehl 1933 conodont
  - Strachanognathidae
Cornuodus sp. conodont
Pseudooneotodus sp. Drygant 1974 conodont
 Protopanderodontida -
Drepanoistodus sp. Lindstrom 1971 conodont
 Protopanderodontida - Protopanderodontidae
Drepanodus sp. Pander 1856 conodont