Western Sayan Range, Karakhem bioherm (Silurian of Russian Federation)

Also known as Reef 3692

Where: Tyva, Russian Federation (51.6° N, 90.3° E: paleocoordinates 30.7° N, 14.6° E)

• coordinate estimated from map

• local area-level geographic resolution

When: Karakhem Formation, Wenlock (433.4 - 427.4 Ma)

• probably Wenlock (Lower Silurian)

• group of beds-level stratigraphic resolution

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

• small coral-stromatoporoid bioherms, 3 m thick, 5 m wide

Size class: macrofossils

Primary reference: A. I. Naumenko. 1970. Kompleksy rannesiluriyskikh tabulyatomorfnykh korallov zapadnogo Sayana i ikh ekologicheskiye osobennosti [Early Silurian tabulate coral assemblages of the western Sayan region and their ecologic characteristics]. in Zakonomernosti rasprostraneniya paleozoyskikh korallov SSSR [Distribution and sequence of Paleozoic corals of the USSR], Papers of II Allunion Symposium on fossil corals of the USSR (3)60-74 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 78720: authorized by Wolfgang Kiessling, entered by Uta Merkel on 15.02.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Stenolaemata
 Cryptostomata -
Rhynchonellata
 Rhynchonellida - Camarotoechiidae
 Rhynchonellida - Rhynchotrematidae
"Stegorhynchella angaciensis" = Stegerhynchus
"Stegorhynchella angaciensis" = Stegerhynchus
 Orthida - Dalmanellidae
Dalmanella sp. Hall and Clarke 1892
 Atrypida - Anazygidae
Strophomenata
 Strophomenida - Rafinesquinidae
Leptaena rhomboidalis Wahlenberg 1818
Anthozoa
 Stauriida - Entelophyllidae
Altaja silurica, "Stereoxylodes sp." = Entelophyllum
Altaja silurica horn coral
"Stereoxylodes sp." = Entelophyllum Wedekind 1927 horn coral
 Favositida - Alveolitidae
Subalveolites sp. Sokolov 1955 tabulate coral
 Favositida - Multisoleniidae
Mesosolenia festiva tabulate coral
Mesosolenia labyrintha tabulate coral
Multisolenia tortuosa Fritz 1937 tabulate coral
 Auloporida - Syringoporidae
 Heliolitida - Stelliporellidae
Stelliporella sp. Wentzel 1895 tabulate coral
 Heliolitida - Halysitidae
Halysites parvus tabulate coral
Halysites hamadai tabulate coral
Halysites aff. junior Klaamann 1961 tabulate coral