Tham Nam Maholan, Ban Nong Hin, Changwat Loei: Asselian, Thailand
collected by Japanese-Thailand Paleontological Reconnaissance team 1962-1964

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Strophomenata - Strophomenida - Rugosochonetidae
"Chonetes" cf. latesinuata Schellwien 1892
1 specimen
recombined as Paramesolobus latesinuata
(1 measurement)
Strophomenata - Strophomenida - Anopliidae
Chonetes cf. pygmaea Loczy 1899
1 specimen
recombined as Costachonetes pygmaea
(1 measurement)
Strophomenata - Productida
Probolionia aff. posteroreticulata Cooper 1957
35 specimens
(8 measurements)
"Marginifera" cf. spinosocostata (Abich 1878)
3 specimens
recombined as Spinomarginifera spinosocostata
(2 measurements)
Strophomenata - Productida - Echinoconchidae
Juresania juresanensis (Tschernyschew 1902)
87 specimens
(7 measurements)
Echinoconchus sp.
6 specimens
(6 measurements)
Strophomenata - Productida - Productidae
Costiferina sp.
1 specimen
(1 measurement)
Reticulatia moelleri (Stuckenberg 1898)
43 specimens
(6 measurements)
Reticulatia uralica (Tschernyschew 1902)
101 specimens
(6 measurements)
Strophomenata - Productida - Productellidae
Chaoiella sp.
3 specimens
(3 measurements)
Krotovia informal sp. A Fredericks 1928
2 specimens
(1 measurement)
Krotovia informal sp. B Fredericks 1928
1 specimen
(1 measurement)
Strophomenata - Productida - Linoproductidae
Linoproductus sp. (Chao 1927)
82 specimens
(4 measurements)
Strophomenata - Productida - Monticuliferidae
Compressoproductus mongolicus (Diener 1897)
12 specimens
(4 measurements)
Cancrinella cancriniformis (Tschernyschew 1889)
277 specimens
(7 measurements)
    = Cancrinella yanagidae n. sp. Waterhouse 1981
Waterhouse 1981
recombined as Costatumulus yanagidae
Strophomenata - Productida - Scacchinellidae
Derbyella kanmerai n. sp. Yanagida 1967
23 specimens
(7 measurements)
Strophomenata - Productida - Lyttoniidae
Pirgulia sp.
1 specimen
(1 measurement)
Oldhamina aff. decipiens (de Koninck 1863)
2 specimens
(2 measurements)
Rhynchonellata - Rhynchonellida - Wellerellidae
Uncinunellina sp. Grabau 1932
3 specimens
(1 measurement)
Rhynchonellata - Orthida - Rhipidomellidae
Rhipidomella pecosi (Marcou 1858)
21 specimens
(4 measurements)
Rhynchonellata - Orthida - Schizophoriidae
Schizophoria sp. King 1850
3 specimens
(3 measurements)
Rhynchonellata - Orthida - Enteletidae
Enteletes lamarckii (Fischer de Waldheim 1825)
40 specimens
(10 measurements)
Rhynchonellata - Spiriferida - Martiniidae
Martinia sp. M'Coy 1844
95 specimens
(3 measurements)
Martinia aff. warthi Waagen 1883
1 specimen
(1 measurement)
Rhynchonellata - Spiriferida - Choristitidae
Choristites loeyensis n. sp. Yanagida 1967
30 specimens
(5 measurements)
Rhynchonellata - Spiriferida - Trigonotretidae
Neospirifer koewbaidhoni n. sp. Yanagida 1967
1 specimen
(1 measurement)
Rhynchonellata - Spiriferida - Elythidae
Phricodothyris asiatica (Chao 1929)
60 specimens
(5 measurements)
Phricodothyris toriyamai n. sp. Yanagida 1967
62 specimens
(6 measurements)
Rhynchonellata - Terebratulida - Notothyrididae
Rostranteris sp. Gemmellaro 1899
1 specimen
(1 measurement)
see common names

Geography
Country:Thailand
Coordinates: 17.1° North, 101.9° East (view map)
Paleocoordinates:19.7° South, 102.8° East
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Permian Epoch:Cisuralian
Stage:Asselian 10 m.y. bin:Permian 1
Key time interval:Asselian
Age range of interval:298.90000 - 295.50000 m.y. ago
Stratigraphy
Stratigraphic resolution:group of beds
Stratigraphy comments: Associated with fusulinids Paraschwagerina and Triticites sp.
Lithology and environment
Primary lithology:gray,white lithified "limestone"
Lithology description: White to white-gray limestone
Environment:carbonate indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:some macrofossils
Reason for describing collection:taxonomic analysis
Collectors:Japanese-Thailand Paleontological Reconnaissance team Collection dates:1962-1964
Metadata
Database number:120945
Authorizer:M. Clapham Enterer:M. Clapham
Modifier:M. Clapham Research group:marine invertebrate
Created:2011-11-24 12:09:49 Last modified:2013-11-25 13:02:06
Access level:the public Released:2011-11-24 12:09:49
Creative Commons license:CC BY
Reference information

Primary reference:

33763. J. Yanagida. 1967. Early Permian brachiopods from north-central Thailand. Geology and Paleontology of Southeast Asia 3:46-97 [M. Clapham/M. Clapham]

Secondary references:

42543 G. R. Shi, S. Z. Shen, H. J. Campbell and L. Raksaskulwong. 2001. A Meekella-dominated Early Permian brachiopod assemblage from central Peninsular Thailand. Contributions to the Geology and Palaeontology of Gondwana in Honour of Helmut Wopfner 441-451 [M. Clapham/M. Clapham]
27444 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]