Where: Guizhou, China (28.0° N, 107.0° E: paleocoordinates 21.4° N, 143.4° E)
• local area-level geographic resolution
When: Tongzi Formation, Tremadoc (486.5 - 477.7 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: deep subtidal shelf; lithified, argillaceous limestone and mudstone
Primary reference: R. Wang. 1981. Stratigraphic Summary of the Southwestern Region of China. Institute of Geology and Mine Deposit at Chengdu, Ministry of Geology (not published, copy of article deposited with A. I. Miller at the University of Cincinnati, received through S. Mao) 14-61 [A. Miller/P. Novack-Gottshall]more details
PaleoDB collection 5282: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 12.09.1999
Creative Commons license: CC BY (attribution)
Taxonomic list
Eocrinoidea | |
Imbricata indet. Sprinkle 1973 | |
Trilobita | |
Psilocephalina sp. Hsu 1948 trilobite
Asaphellus sp. Callaway 1877 trilobite |