Mae Sot (Jurassic to of Thailand)

Where: Thailand (16.8° N, 98.6° E: paleocoordinates 15.6° N, 105.1° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Doi Yot Formation (Hua Fai Group), Toarcian to Toarcian (182.7 - 170.3 Ma)

• probably Doi Yot Formation of Late Toarcian-Early Aalenian age, stratigraphy taken from Meesook 1996

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; lithified, oncoidal, gray limestone and lithified mudstone

• The oolitic limestone is light grey with oolitic nuclei of quartz, calcite,

•foraminifera, and other bioclastics. The sequence correlates with that of

•the upper part of theHua FaiGroup, i.e. theDoi Yot and Pha De formations.

•The dark grey mudstones of the Ban Mae Kut Luang section, NE of

•Mae Sot, yield a varied and abundant fauna

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: T. Kozai, L. Perelis-Grossowicz, A. Bartolini, C. Yamee, J. Sandoval, F. Hirsch, K. Ishida, T. Charoentitirat, A. Meesook and JGuex. 2011. New palaeontological investigations in the Jurassic of western Thailand. Gondwana Research 19:37-46 [M. Aberhan/D. Wellmanns/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 79535: authorized by Wolfgang Kiessling, entered by Uta Merkel on 12.03.2008, edited by Daniel Wellmanns

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Scleractinia - Latomeandridae
Trigerastraea sp. Alloiteau 1951 stony coral
 Scleractinia - Cyathophoridae
Cryptocoenia sp. d'Orbigny 1849 stony coral
 Scleractinia - Stylinidae
Stylina sinemuriensis Fromentel 1860 stony coral
Stylosmilia corallina Koby 1881 stony coral
Stylosmilia michelini Milne-Edwards and Haime 1848 stony coral
 Scleractinia - Oppelismiliidae
Haimeicyclus sp. Alloiteau 1957 stony coral
Haimeicyclus tenuisepta Fromentel and Ferry 1865 stony coral
Gastropoda
 Trochoidea - Trochidae
Vacekia sp. Conti and Szabó 1989 top snail
Bivalvia
 Arcida - Parallelodontidae
Grammatodon sp. Meek and Hayden 1860 clam
 Pectinida - Entoliidae
Entolium sp. Meek 1865 scallop
 Pectinida - Pectinoidae
Camptonectes sp., "Parvamussium donaiense" = Pecten (Amussium) donaiensis
Camptonectes sp. Meek 1864 scallop
"Parvamussium donaiense" = Pecten (Amussium) donaiensis Mansuy 1914 scallop
 Ostreida - Posidoniidae
 Ostreida - Pinnidae
Pinna sp. Linnaeus 1758 oyster
 Mytilida - Mytilidae
Modiolus sp. Lamarck 1801 mussel
 Thraciida - Thraciidae
Thracia sp. Blainville 1824 clam