Member 3, Xia MaJiaGou Fm., Dabeitouchun, Yi Co., HeBei Prov., China (Ordovician of China)
Where: HeBei, China (39.0° N, 115.0° E: paleocoordinates 12.1° S, 129.8° E)
• local area-level geographic resolution
When: 3 Member (Xia Majiagou Formation), Arenig (478.6 - 466.0 Ma)
• member-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified, dolomitic, gray dolomite and limestone
• dark gray think-bedded dolomitic limestone and varved limestone and dolomite
Primary reference: North China Stratigraphic Group. 1979. Regional Stratigraphic Table of North China. Branch of HeBei Province and TianJin City 250-260 [A. Miller/P. Novack-Gottshall/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 7974: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 10.06.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
unclassified | |
Cephalopoda | |
Tofangoceras sp. Kobayashi 1927 | |
Armenoceras sp. Foerste 1924 | |
Trilobita | |
Eoisotelus sp. Wang 1938 trilobite | |
Conodonta | |
Plectodina sp. conodont | |
Sagittodontus sp. Rhodes 1953 conodont | |
Cordylodus sp. Pander 1856 conodont | |
"Ptiloconus sp." = Erismodus
"Ptiloconus sp." = Erismodus conodont | |
"Acontiodus sp." = Acodus
"Acontiodus sp." = Acodus Pander 1856 conodont | |
Gothodus sp. Lindström 1955 conodont | |
Oistodus sp. Pander 1856 conodont | |
Scolopodus sp. conodont |