Where: Khuan Khanun, Thailand (7.7° N, 100.1° E: paleocoordinates 13.8° S, 98.4° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Phukhaothong Member (Chaiburi Formation), Spathian (251.3 - 247.2 Ma)

• Age is Early Spathian according to Tongtherm et al. (2020), due to discovery of the ammonoid Marcouxia 2.4m below the horizon containing Thaisaurus

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collection methods: Held in Department of Mineral Resources of Bangkok

Primary reference: J. M. Mazin and P. M. Sander. 1993. Palaeobiogeography of the Early and Late Triassic ichthyopterygia. Paleontologia Lombarda 2:93-107 [A. Dunhill/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 196801: authorized by Alex Dunhill, entered by Bethany Allen on 08.10.2018

Creative Commons license: CC BY (attribution)