Shovdol Obo Mountains, Baruun-Urt, Eastern Gobi, Sükhbaatar Formation (Silurian of Mongolia)

Also known as Reef 2414

Where: Mongolia (46.7° N, 113.3° E: paleocoordinates 39.3° N, 39.0° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Sükhbaatar Formation, Ludlow (427.4 - 423.0 Ma)

• group of beds-level stratigraphic resolution

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

• small coral-stromatoporoid biostromes, up to 3 m thick

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 79642: authorized by Wolfgang Kiessling, entered by Uta Merkel on 17.03.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Stromatoporoidea
 Stromatoporida - Stromatoporidae
Stromatopora bekkeri stromatoporoid sponge
 Stromatoporida - Syringostromellidae
Syringostromella borealis stromatoporoid sponge
 Stromatoporellida - Stromatoporellidae
Simplexodictyon convictum stromatoporoid sponge
Simplexodictyon kyssuniense stromatoporoid sponge
 Actinostromatida - Actinostromatidae
Plectostroma podolicum stromatoporoid sponge
Plectostroma mirificum stromatoporoid sponge
 Syringostromatida - Coenostromatidae
Parallelostroma malinovzyense stromatoporoid sponge
Parallelostroma tuberculatum stromatoporoid sponge
Parallelostroma ornata stromatoporoid sponge
Parallelostroma yavorskyi stromatoporoid sponge
 Clathrodictyida - Clathrodictyidae
Clathrodictyon gotlandense stromatoporoid sponge
 Clathrodictyida - Actinodictyidae
Plexodictyon ludlovicum stromatoporoid sponge
Plexodictyon savaliense stromatoporoid sponge
Plexodictyon katriense stromatoporoid sponge
Plexodictyon gobiense n. sp. Bolshakova and Ulitina 1985 stromatoporoid sponge
Anthozoa
 Stauriida - Amplexidae
"Leptelasma gothlandicum" = Synamplexoides
"Leptelasma gothlandicum" = Synamplexoides horn coral
 Stauriida - Pycnostylidae
 Stauriida - Entelophyllidae
 Stauriida - Streptelasmatidae
 Stauriida - Kodonophyllidae
 Cystiphyllida - Cystiphyllidae
 Cystiphyllida - Tryplasmatidae
 Heliolitida - Halysitidae
Halysites bifidus tabulate coral
Halysites hamadai tabulate coral
Halysites opimus tabulate coral
Halysites nitida Lambe 1899 tabulate coral
Hexismia mongolica tabulate coral
 Favositida - Favositidae
Paleofavosites barunurticus n. sp. Sharkova 1981 tabulate coral
Favosites altaicus tabulate coral
 Favositida - Pachyporidae
"Taxopora salairica" = Cladopora
"Taxopora salairica" = Cladopora tabulate coral
 Favositida - Alveolitidae