Where: Guangdong, China (23.0° N, 115.0° E: paleocoordinates 32.9° N, 120.6° E)

• small collection-level geographic resolution

When: Bucklandi - Obtusum zone, Jinji Formation, Sinemurian (196.5 - 189.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Primary reference: Y. G. Wang and P. L. Smith. 1986. Sinemurian (early Jurassic) ammonite fauna from the Guangdong region of southern China. Journal of Paleontology 60(6):1075-1085 [J. Alroy/M. Sommers/J. Alroy] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 8051: authorized by John Alroy, entered by Mike Sommers on 15.06.2000

Creative Commons license: CC BY-NC-ND (attribution-noncommercial-no derivatives)