Khon Lang Formation, An Chau Basin, NE Vietnam (Triassic of Vietnam)

Where: Vietnam (21.8° N, 106.5° E: paleocoordinates 9.5° N, 97.7° E)

• coordinate based on nearby landmark

• basin-level geographic resolution

When: Khon Lang Formation, Anisian (247.2 - 242.0 Ma)

• 800-1000 m thick. Fossils from basal beds.

• formation-level stratigraphic resolution

Environment/lithology: marine; tuffaceous sandstone and volcaniclastic

• Tuffaceous sandstone, rhyolite, dacite, and tuffs.

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 44756: authorized by David Bottjer, entered by Matthew Clapham on 17.09.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

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Cephalopoda
 Ceratitida - Ceratitidae
Ceratites aff. nodosus
Ceratites aff. nodosus Bruguière 1789 ceratite
 Ceratitida - Gymnitidae
Gymnites cf. incultus
Gymnites cf. incultus Beyrich 1867 ceratite