Marine Invertebrate, Triassic, Ban Tin Toc, Vietnam (Triassic of Vietnam)

Where: Tinh Lai Chau, Vietnam (22.3° N, 102.9° E: paleocoordinates 21.8° N, 86.4° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Triassic (252.2 - 201.3 Ma)

Environment/lithology: marine; lithified sandstone

• "grès schisteux à nodules de calcaires"

Preservation: replaced with siderite

Collection methods: bulk,

Primary reference: E. Patte. 1929. Description de fossiles paléozoïques et mésozoïques recueillis par MM. Dussault et Fromaget en Extrême-Orient. Bulletin du Service géologique de l’Indochine 18(1):1-110 [P. Wagner/P. Wagner/L. Villier]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 77537: authorized by Loic Villier, entered by Julien Millet on 15.01.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Limidae
Lima aff. subpunctata d'Orbigny 1849 file clam
 Ostreida - Pteriidae
Avicula sp. Bruguière 1791 pearl oyster
 Ostreida - Bakevelliidae
Hoernesia cf. socialis, "? Gervilleia sp." = Gervillia
Hoernesia cf. socialis Schlotheim 1823 oyster
"? Gervilleia sp." = Gervillia Defrance 1820 oyster
 Trigoniida - Myophoriidae
Ophiuroidea
 Ophiurida - Ophiuridae
"? Aspidura sp." = Aspiduriella
"? Aspidura sp." = Aspiduriella Bolette 1998 brittle star
abundant