Tsagaan-Bulag, Dzhinsetu Ula Mountains, Gobi Altai (Ordovician of Mongolia)

Also known as Reef 3358

Where: Mongolia (44.3° N, 99.5° E: paleocoordinates 26.2° N, 35.7° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Ashgill (449.5 - 443.7 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• small coral-stromatoporoid biostromes

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: L. N. Bolshakova and L. M. Ulitina. 1985. Stromatoporaty i biostratigrafiya nizhnego paleozoya Mongolii [Stromatoporata and biostratigraphy of the Lower Paleozoic of Mongolia]. Trudy Sovmestnaya Sovetsko-Mongolskaya Paleontologicheskaya Ekspeditisiya [Transactions of the Joint Soviet-Mongolian Paleontological Expedition] 27:5-94 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 79594: authorized by Wolfgang Kiessling, entered by Uta Merkel on 14.03.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Stenolaemata
 Cryptostomata - Ptilodictyidae
 Trepostomata - Halloporidae
Anthozoa
 Stauriida - Streptelasmatidae
"Grewingkia altaica" = Brachyelasma altaica, Grewingkia anguinea
"Grewingkia altaica" = Brachyelasma altaica Tcherepnina 1960 horn coral
Grewingkia anguinea Scheffen 1933 horn coral
 Stauriida - Stauriidae
Stromatoporoidea
 Labechiida - Lophiostromatidae
Lophiostroma shantungense stromatoporoid sponge
 Labechiida - Stromatoceriidae
Stromatocerium pergatum stromatoporoid sponge
 Labechiida - Labechiidae
Labechia huronensis Billings 1865 stromatoporoid sponge
 Labechiida - Aulaceratidae
Ludictyon vesiculatum stromatoporoid sponge
 Clathrodictyida - Clathrodictyidae
Clathrodictyon vormsiense Riabinin 1951 stromatoporoid sponge