Also known as Reef 2668; Tsagan-Del
Where: Bayanhongor, Mongolia (46.4° N, 100.3° E: paleocoordinates 27.3° N, 20.5° E)
• coordinate estimated from map
• small collection-level geographic resolution
When: Dicellograptus complanatus graptolite zone, Middle Member (Tsagaan Del Formation), Katian (453.0 - 445.2 Ma)
• Bolshakova and Ulitina 1985 give as unit 5, 30 m thick.
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•Diyetken stage in Mongolia.
• bed-level stratigraphic resolution
Environment/lithology: reef, buildup or bioherm; lithified, medium-grained, shelly/skeletal, gray limestone
•Rozman & Minzhin 1980: Dark-gray, medium-grained, compact, coral-brachiopod limestones
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 79590: authorized by Wolfgang Kiessling, entered by Uta Merkel on 14.03.2008, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
Stromatoporoidea | |
Clathrodictyon vormsiense Riabinin 1951 stromatoporoid sponge
Clathrodictyon microundulatum Nestor 1964 stromatoporoid sponge | |
"Tuvaechia regularis" = Labechiella, Labechia huronensis
"Tuvaechia regularis" = Labechiella stromatoporoid sponge
Labechia huronensis Billings 1865 stromatoporoid sponge | |
Pachystylostroma woyuensis stromatoporoid sponge
Pachystylostroma ozakii n. sp. Bolshakova and Ulitina 1985 stromatoporoid sponge
Cystostroma fritzae stromatoporoid sponge | |
Anthozoa | |
Grewingkia anguinea Scheffen 1933 horn coral
Streptelasma duncani Dybowski 1873 horn coral | |
Tabulata indet. Milne-Edwards and Haime 1850 tabulate coral
Heliolitida indet. Frech 1897 tabulate coral | |
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Bryozoa | |
Bryozoa indet. Ehrenberg 1831 | |
Brachiopoda | |
Brachiopoda indet. Cuvier 1805 | |
Strophomenata | |
Strophomena "sp. nov."2 Rafinesque and De Blainville 1824 | |
Rhynchonellata | |
Hesperorthis latecostata1 Rozman 1977 | |
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