ammonites
Xichuan, Hetaoyuan formation, Ligongqiao basin (Eocene of China)

Where: Henan, China (33.3° N, 111.5° E: paleocoordinates 33.9° N, 107.0° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Hetaoyuan Formation, Late/Upper Eocene (37.2 - 33.9 Ma)

• Late Eocene

Environment/lithology: terrestrial; lithified, gray, white marl and red, sandy siltstone

• Ligongqiao basin, also called Xichuan basin

Size class: macrofossils

Collection methods: bulk,

Primary reference: M. Chow, C.h. Li, and Y. Chang. 1973. Late Eocene mammalian faunas of Honan and Shansi with notes on some vertebrate fossils collected therefrom. Vertebrata PalAsiatica (Gujizhui dongwu yu gurenlei) 11(2):165-181 [J. Alroy/S. Kuemmell/S. Kuemmell] more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 46197: authorized by John Alroy, entered by Susanna Kümmell on 07.01.2005, edited by Mark Uhen

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