ammonites
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Majiashan Section Bed 9, Chaoxian County (Triassic of China)

Where: Anhui, China (31.6° N, 117.5° E: paleocoordinates 19.9° N, 99.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: 3 Member (Qinglong Formation), Spathian (251.3 - 247.2 Ma)

• 9 m thick

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Primary reference: J. H. Li and B. L. Ding. 1981. Two new lamellibranch genera from Lower Triassic of Anhui. Acta Palaeontologica Sinica 20(4):325-330 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 111498: authorized by Matthew Clapham, entered by Matthew Clapham on 24.06.2011

Creative Commons license: CC BY (attribution)