Where: Mongolia (42.5° N, 104.3° E: paleocoordinates 34.7° N, 84.5° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Tsagan-Ula Formation, Artinskian (290.1 - 279.3 Ma)
• 12 m thick
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified sandstone
Size class: macrofossils
Collection methods: peel or thin section,
Primary reference: E. E. Pavlova, I. N. Manankov, I. P. Morozova, M. N. Solovjeva, O. D. Suetenko and M. F. Bogoslovskaya. 1991. Permian Invertebrates of Southern Mongolia 1-173 [M. Clapham/M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 116263: authorized by Matthew Clapham, entered by Matthew Clapham on 06.09.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
| Strophomenata | |
|
Yakovlevia mammatiformis Fredericks 1926
Kochiproductus saranaeanus Fredericks 1933 | |
Waagenoconcha impercepta n. sp.
Waagenoconcha impercepta n. sp. Manankov 1991 | |
|
Arctitreta kempei Andersson 1914 | |
Chonetinella sinuata n. sp.
Chonetinella sinuata n. sp. Afanasjeva 1991 | |
| Stenolaemata | |
|
Maychellina aliena Gorjunova and Morozova 1979 | |
"Polypora speciosa" = Parapolypora speciosa
"Polypora speciosa" = Parapolypora speciosa Gorjunova and Morozova 1979 | |