Chzhirem-Ula Mountain, 3 km NNE (Permian of Mongolia)

Where: Mongolia (42.8° N, 108.4° E: paleocoordinates 31.9° N, 89.1° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Tsagan-Ula Formation, Wordian (268.8 - 265.1 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

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 116245: authorized by Matthew Clapham, entered by Matthew Clapham on 06.09.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Stenolaemata
 Cryptostomata - Acanthocladiidae
 Cryptostomata - Fenestellidae
Fenestella sp. Lonsdale 1839
 Cryptostomata - Hyphasmoporidae
"Streblascopora sp." = Streblotrypa (Streblascopora)
"Streblascopora sp." = Streblotrypa (Streblascopora) Bassler 1929
 Rhabdomesida - Rhabdomesidae
 Rhabdomesida - Maychellidae
Maychella sp. Morozova 1970