KYLS2, Ko Yao Noi (Permian of Thailand)

Where: Thailand (8.1° N, 98.6° E: paleocoordinates 33.9° S, 109.7° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Kungurian (279.3 - 272.3 Ma)

• A similar brachiopod fauna occurs along with late Kungurian conodonts Mesogondolella idahoensis and Vjalovognathus nicolli in Myanmar (Xu et al., 2021).

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, tuffaceous sandstone

Size class: macrofossils

Preservation: mold/impression

Collection methods: Repository: Geological Survey of Thailand, Department of Mines, Bangkok

Primary reference: J. B. Waterhouse. 1981. Early Permian brachiopods from Ko Yao Noi and near Krabi, southern Thailand. The Permian Stratigraphy and Palaeontology of Southern Thailand. Geological Survey of Thailand Memoir 4(2):45-213 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 221706: authorized by Matthew Clapham, entered by Matthew Clapham on 22.08.2021

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Strophomenata
 Strophomenida - Anopliidae
Tornquistia tricorporum
Tornquistia tricorporum Waterhouse 1981
 Strophomenida - Rugosochonetidae
"Chonetinella andamanensis" = Neochonetes (Sommeriella) cymatilis
"Chonetinella andamanensis" = Neochonetes (Sommeriella) cymatilis Grant 1976
 Orthotetida - Derbyiidae
"Orthotetes perplexus" = Derbyia perplexus
"Orthotetes perplexus" = Derbyia perplexus Waterhouse 1981
 Orthotetida - Schuchertellidae
Streptorhynchus turbineus
Streptorhynchus turbineus Waterhouse 1981
 Productida - Linoproductidae
Cancrinella cancriniformis, Kasetia kaseti, Linoproductus sp.
Cancrinella cancriniformis Tschernyschew 1889
Kasetia kaseti Waterhouse 1981
Linoproductus sp. Chao 1927
 Productida - Paucispiniferidae
Retimarginifera alata
Retimarginifera alata Waterhouse 1981
 Productida - Productidae
Stereochia koyaoensis, Spinifrons planoconvexa
Stereochia koyaoensis Waterhouse 1981
Spinifrons planoconvexa Waterhouse 1981
 Productida - Productellidae
Chonetella sp., ? Stictozoster sp., Dyschrestia sp., "Kutorginella fraterculus" = Kutorginella paucispinosa
Chonetella sp. Waagen 1884
? Stictozoster sp. Grant 1976
Dyschrestia sp. Grant 1976
"Kutorginella fraterculus" = Kutorginella paucispinosa Waterhouse 1981
 Productida - Echinoconchidae
"Juresania dissimilis n. sp." = Vediproductus dissimilis, "Karawankina typica" = Karavankina typica
"Juresania dissimilis n. sp." = Vediproductus dissimilis Waterhouse 1981
"Karawankina typica" = Karavankina typica Ramovs 1966
Waterhouse identified as cf.; identified certainly by Xu et al.
 Productida - Aulostegidae
Urushtenia arguta
Urushtenia arguta Grant 1976
 Productida - Strophalosiidae
Strophalosia sp.
Strophalosia sp. King 1844
Rhynchonellata
 Rhynchonellida - Stenoscismatidae
Stenoscisma quasimutabilis
 Terebratulida - Dielasmatidae
? Dielasma sp.
? Dielasma sp. King 1856
 Terebratulida - Notothyrididae
Notothyris hexeris n. sp.
Notothyris hexeris n. sp. Waterhouse 1981
 Spiriferinida -
"Spiriferinacea indet." = Spiriferinoidea
"Spiriferinacea indet." = Spiriferinoidea Davidson 1884
 Spiriferinida - Paraspiriferinidae
? Callispirina sp.
? Callispirina sp. Cooper and Muir-Wood 1951
 Spiriferinida - Reticulariinidae
Reticulariinidae indet.
Reticulariinidae indet. Waterhouse 1975
 Athyridida - Athyrididae
Cleiothyridina sp.
Cleiothyridina sp. Buckman 1906
 Spiriferida - Elythidae
Phricodothyris sp.
Phricodothyris sp. George 1932
 Spiriferida - Trigonotretidae
Neospirifer sterlitamakensis
 Spiriferida - Spiriferellidae
Spiriferella modesta
Spiriferella modesta Waterhouse 1981
 Spiriferida - Martiniidae
Spinomartinia prolifica
Spinomartinia prolifica Waterhouse 1981