Also known as Chaotian

Where: Sichuan, China (32.6° N, 105.9° E: paleocoordinates 1.8° N, 92.7° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Uppermost Member (Maokou Formation), Capitanian (264.3 - 259.5 Ma)

• Von Richthofen's description of interbedded limestone and mudstone, between two cherty limestones, allows epsilon unit to be easily recognized as the uppermost Capitanian Uppermost Member of the Maokou Formation.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified limestone and lithified mudstone

Size class: macrofossils

Collected by Baron Ferdinand von Richthofen in 1872; reposited in the MfN

Primary reference: F. Frech. 1911. Untere Neodyas (früher Carbon) von Tshau-Tiën (im Ta-Pa-Shan-Profil), Provinz Sz'-Tshwan. In F. von Richthofen (ed.), China: Ergebnisse Eigener Reisen und Darauf Gegründeter Studien 5:138-148 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 138568: authorized by Matthew Clapham, entered by Matthew Clapham on 21.01.2013

Creative Commons license: CC BY (attribution)