Phu Wiang 11, Sum Bak Low (Cretaceous of Thailand)

Also known as P.W.11

Where: Khon Kaen, Thailand (16.7° N, 102.3° E: paleocoordinates 14.3° N, 110.9° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Sao Khua Formation (Khorat Group), Late/Upper Barremian (130.0 - 125.5 Ma)

• formerly considered Upper Jurassic

•Non-marine bivalves suggest the Sao Khua Formation is late Barremian in age (Tumpeesawan et al. 2010; Samathi et al. 2019)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithified sandstone and calcareous conglomerate

• "Bones are found between a hard sandstone layer and the limestone conglomerate above"

Size classes: macrofossils, mesofossils

Collected in 1993

Collection methods: quarrying, mechanical,

Primary reference: V. Martin, V. Suteethorn, and E. Buffetaut. 1999. Description of the type and referred material of Phuwiangosaurus sirindhornae Martin, Buffetaut and Suteethorn, 1994, a sauropod from the Lower Cretaceous of Thailand. Oryctos 2:39-91 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 36147: authorized by Matthew Carrano, entered by Matthew Carrano on 14.01.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
  -
"Pelecypoda indet." = Bivalvia
"Pelecypoda indet." = Bivalvia Linnaeus 1758 clam
Reptilia
 Saurischia - Euhelopodidae
Phuwiangosaurus sirindhornae Martin et al. 1994 euhelopodid
 Theropoda -
Theropoda indet. theropod
teeth
Gnathostomata
  -
Actinopterygii indet. ray-finned fish
scales