2000Stop20-1, Outcrop along Highway 108, Mae Hong Son-Mae Saring area (Triassic of Thailand)

Where: Thailand (18.9° N, 98.0° E: paleocoordinates 5.2° N, 83.2° E)

• coordinate stated in text

• hand sample-level geographic resolution

When: Carnian (237.0 - 228.0 Ma)

• middle Carnian

Environment/lithology: basinal (siliceous); lithified, gray chert and lithified, black, cherty/siliceous mudstone

• The section is composed of gray, light gray thin-bedded cherts, siliceous mudstones, and mudstones.

Size class: microfossils

Primary reference: Q. Feng, K. Malila, N. Wonganan, C. Chonglakmani, D. Helmcke, R. Ingavat-Halmcke, and M. Caridroit. 2005. Permian and Triassic Radiolaria from Northwest Thailand: paleogeographical implications. Revue de micropaléontologie 48:237-255 [J. Pálfy/A. Kocsis]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 130292: authorized by József Pálfy, entered by Adam Kocsis on 06.07.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Radiolaria indet. Müller 1858 radiolarian
 Entactinaria - Eptingiidae
Cryptostephanidium cf. verrucosum Dumitrica 1978 radiolarian
 Entactinaria - Multiarcusellidae
Beturiella cf. robusta Dumitrica et al. 1980 radiolarian
 Spumellaria - Pyramispongiidae
"Triassospongosphaera triassica" = Rikivatella, "? Triassospongosphaera sp." = Rikivatella, Triassospongosphaera erici n. sp.
"Triassospongosphaera triassica" = Rikivatella radiolarian
"? Triassospongosphaera sp." = Rikivatella Kozur and Mostler 1981 radiolarian
Triassospongosphaera erici n. sp. Feng et al. 2005 radiolarian