Ko Muk WKM-2 (Permian of Thailand)

Where: Thailand (7.4° N, 99.3° E: paleocoordinates 31.3° S, 107.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Rat Buri Formation, Roadian (272.3 - 268.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Preservation: replaced with silica

Collected by Thai-Japanese Research Group in 1963-1964

Collection methods: peel or thin section,

Primary reference: S. Sakagami. 1966. The Permian bryozoan fauna of Ko Muk, peninsular Thailand with the description of the Cyclostomata. Japanese Journal of Geology and Geography 37:141-155 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 116867: authorized by Matthew Clapham, entered by Matthew Clapham on 12.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Stenolaemata
 Cryptostomata - Hyphasmoporidae
"Streblotrypa elegans n. sp." = Streblotrypa (Streblotrypa) elegans2, Streblascopora komukensis n. sp.2, Streblascopora exillis n. sp.2, "Streblascopora cf. marmionensis" = Streblotrypa (Streblascopora) marmionensis1
"Streblotrypa elegans n. sp." = Streblotrypa (Streblotrypa) elegans2 Sakagami 1970
Streblascopora komukensis n. sp.2 Sakagami 1970
Streblascopora exillis n. sp.2 Sakagami 1970
"Streblascopora cf. marmionensis" = Streblotrypa (Streblascopora) marmionensis1 Etheridge 1926
 Cryptostomata - Fenestellidae
"Fenestella cf. horologia" = Alternifenestella horologia2, "Fenestella ? megacapillaris" = Alternifenestella megacapillaris2, Fenestella sp.2, Fenestella komalarjuni n. sp.1, "Fenestella jabiensis" = Fabifenestella jabiensis2
"Fenestella cf. horologia" = Alternifenestella horologia2 Bretnall 1926
"Fenestella ? megacapillaris" = Alternifenestella megacapillaris2 Sakagami 1968
Fenestella sp.2 Lonsdale 1839
Fenestella komalarjuni n. sp.1 Sakagami 1966
"Fenestella jabiensis" = Fabifenestella jabiensis2 Waagen and Pichl 1885
 Cryptostomata - Acanthocladiidae
Penniretepora scalaris1 Bassler 1929
Penniretepora tropica n. sp.1 Sakagami 1966
Penniretepora siamensis n. sp.1 Sakagami 1966
Penniretepora peculiaris n. sp.2 Sakagami 1970
Penniretepora microtropica n. sp.1 Sakagami 1966
"Polypora multiporiferata" = Polypora multiporifera1 Crockford 1944
"Polypora fritzi" = Polyporellina fritzi2 Sakagami 1970
 Cystoporata - Fistuliporidae
Fistulipora tenella n. sp. Sakagami 1966
Fistulipora komukensis n. sp. Sakagami 1966
"Fistulipora ramosa" = Fistulipora horowitzi Sakagami 1970
Fistulipora simillima Bassler 1929
 Cystoporida - Sulcoreteporidae
 Cystoporida - Goniocladiidae
Goniocladia laxa Bassler 1929
 Trepostomida - Dyscritellidae
 Rhabdomesida - Rhabdomesidae
Rhabdomeson mammillatum1 Bretnall 1926
Ascopora asiatica2 Sakagami 1968
 Rhabdomesida - Nikiforovellidae
"Streblotrypa thaiensis n. sp." = Clausotrypa thaiensis2
"Streblotrypa thaiensis n. sp." = Clausotrypa thaiensis2 Sakagami 1970