Where: Heilongjiang, China (46.8° N, 133.3° E: paleocoordinates 53.9° N, 146.4° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Hettangian (201.3 - 199.3 Ma)
• 13 samples (MZ90-17 - 90-22, MZ90-27 - 90-31, MZ90-34, MZ90-37)
• group of beds-level stratigraphic resolution
Environment/lithology: basinal (siliceous); lithified chert and lithified, cherty/siliceous mudstone
Size class: microfossils
Primary reference: Q. Yang and S. Mizutani. 1991. Radiolaria from the Nadanhada Terrane, northeast China. The Journal of Earth Sciences, Nagoya University 38:49-78 [W. Kiessling/U. Merkel]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 96059: authorized by Wolfgang Kiessling, entered by Uta Merkel on 11.05.2010
Creative Commons license: CC BY (attribution)
Taxonomic list