Nam Nuen Formation, Sam Nua Basin, NE Laos (Triassic of Laos)

Where: Laos (20.5° N, 104.0° E: paleocoordinates 16.1° N, 89.1° E)

• coordinate estimated from map

• basin-level geographic resolution

When: Nam Nuen Formation, Carnian (237.0 - 228.0 Ma)

• 600-800 m thick.

• formation-level stratigraphic resolution

Environment/lithology: marine; siliciclastic sediments

• Basal conglomerate, sandstone, siltstone, clay shale, coaly shale, and coal seams.

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 44800: authorized by David Bottjer, entered by Matthew Clapham on 17.09.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Ostreida - Halobiidae
"Zittelihalobia obrutchevi" = Halobia (Zittelihalobia)
"Zittelihalobia obrutchevi" = Halobia (Zittelihalobia) oyster
 Cardiida - Cardiidae
 Thraciida - Thraciidae
Thracia prisca Healey 1908 clam
 Trigoniida - Myophoriidae