Where: Vietnam (21.9° N, 106.8° E: paleocoordinates 7.0° S, 100.2° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Guadalupian (272.5 - 259.0 Ma)

• Dated as Sakmarian by Saurin, but unlikely if it is Polythecalis

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, black, gray limestone

Size class: macrofossils

Collected by E. Saurin

Collection methods: peel or thin section

Primary reference: H. Fontaine. 1961. Les madreporaires paleozoiques du Viet-Nam, du Laos, et du Cambodge. Archives Geologiques du Viet-Nam 5:1-276 [M. Clapham/M. Clapham] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 125055: authorized by Matthew Clapham, entered by Matthew Clapham on 02.03.2012

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