Unit 25, Honghuayuan Fm., Huanghuachang and Yiching, Hubei Prov., China: Arenig, China

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Belemnoceras sp.
Eopunctata sp.
Manchuroceroides sp.
Paraclintendoceras sp.
Recurvoceroides sp.
Pterobranchia - Dendroidea - Acanthograptidae
Acanthograptus sp.
Conodonta - Prioniodontida - Paracordylodontidae
Protoprioniodus sp. McTavish 1973
Conodonta - Prioniodontida - Rhipidognathidae
Bergstroemognathus sp. Serpagli 1974
Conodonta - Prioniodontida - Balognathidae
Reutterodus sp.
Baltoniodus sp. Lindstrom 1971
Conodonta - Prioniodontida - Oistodontidae
Oistodus sp. Pander 1856
Conodonta - Prioniodontida - Acodontidae
Triangulodus sp. van Wamel 1974
Tropodus sp. Kennedy 1980
Conodonta - Protopanderodontida - Drepanoistodontidae
Paltodus sp. Pander 1856
Paroistodus sp. Lindström 1971
Conodonta - Protopanderodontida - Cornuodontidae
Cornuodus sp.
Conodonta - Protopanderodontida - Protopanderodontidae
Drepanodus sp. Pander 1856
Protopanderodus sp. Lindström 1971
Juanognathus sp. Serpagli 1974
Conodonta - Protopanderodontida - Acanthodontidae
Scalpellodus sp. Dzik 1976
Conodonta - Protopanderodontida - Serratognathidae
Serratognathus sp.
Strophomenata - Billingsellida - Polytoechiidae
Tritoechia sp. Ulrich and Cooper 1936
Rhynchonellata - Pentamerida - Tetralobulidae
Punctolira sp.
Rhynchonellata - Orthida - Plectorthidae
Nanorthis sp. Ulrich and Cooper 1936
Cephalopoda - Bisonocerida - Coreanoceratidae
Coreanoceras sp. Kobayashi 1931
Cephalopoda - Bisonocerida - Manchuroceratidae
Chaohuceras sp. Qi 1980
Cephalopoda
Teratoceroides sp. Xu and Lai 1983
Trilobita - Corynexochida - Leiostegiidae
Annamitella sp. Mansuy 1920
Trilobita - Harpetida - Harpetidae
Scotoharpes sp. Lamont 1948
Trilobita - Asaphida - Taihungshaniidae
Asaphopsis sp. Mansuy 1920
Trilobita - Asaphida - Asaphidae
Psilocephalina sp. Hsu 1948
Demospongiae - Anthaspidellidae
Archaeoscyphia sp. Hinde 1889
Radiocyatha - Soanitidae
Calathium sp. Billings 1865
see common names

Geography
Country:China State/province:Hubei
Coordinates: 33.0° North, 111.0° East (view map)
Paleocoordinates:12.8° North, 140.9° East
Geographic resolution:local area
Time
Period:Ordovician
10 m.y. bin:Ordovician 2
*Period:Early/Lower Ordovician *Epoch:Early/Lower Arenig
Key time interval:Arenig
Age range of interval:477.70000 - 468.40000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Honghuayuan
Local section:25
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: lithified grainstone
Environment:shallow subtidal indet.
Geology comments: Sparry limestone
Taphonomy
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:4724
Authorizer:A. Miller Enterer:P. Novack-Gottshall
Research group:marine invertebrate
Created:1999-08-18 07:40:22 Last modified:2001-08-16 13:10:33
Access level:the public Released:2000-11-20 13:53:23
Creative Commons license:CC BY
Reference information

Primary reference:
287. 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]