Lower Dong Giao Formation, Song Da Basin, NW Vietnam (Triassic of Vietnam)

Where: Vietnam (21.5° N, 104.0° E: paleocoordinates 6.2° N, 93.3° E)

• coordinate based on nearby landmark

• basin-level geographic resolution

When: Dong Giao Formation, Anisian (247.2 - 242.0 Ma)

• 1200-1800 m thick total.

• formation-level stratigraphic resolution

Environment/lithology: marine; limestone

Size class: macrofossils

Primary reference: V. Khuc. 2000. The Triassic of Indochina Peninsula and its interregional correlation. Permian-Triassic Evolution of Tethys and Western Circum-Pacific 221-233 [D. Bottjer/M. Clapham/M. Clapham]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 44763: authorized by David Bottjer, entered by Matthew Clapham on 17.09.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Pseudomonotidae
Rhynchonellata
 Terebratulida - Dielasmatidae
Coenothyris vulgaris Schlotheim 1820
 Spiriferinida - Mentzeliidae
Mentzelia mentzeli Dunker 1851