Omulev Mnt. area,Tirekhtyakh Fm, Mirny Creek section, Unit Q-67, Sample SIB79-40: Hirnantian, Russian Federation

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Conodonta - Protopanderodontida - Protopanderodontidae
Protopanderodus liripipus Kennedy et al. 1979
Protopanderodus insculptus (Branson and Mehl 1933)
Conodonta - Prioniodontida
Aphelognathus sp.
Conodonta - Panderodontida - Panderodontidae
Belodina confluens Sweet 1979
Conodonta - Belodellida - Belodellidae
Walliserodus curvatus (Branson and Branson 1947)
see common names

Geography
Country:Russian Federation
Coordinates: 64.0° North, 147.2° East (view map)
Paleocoordinates:15.1° North, 9.9° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Ordovician Epoch:Late/Upper Ordovician
Stage:Hirnantian 10 m.y. bin:Ordovician 5
Key time interval:Hirnantian Graptolite zone: Normalograptus extraordinarius
Age range of interval:445.20000 - 443.40000 m.y. ago
Stratigraphy
Formation:Tirekhtyakh
Local section:Mirny Creek Local bed:Hirnantia
Stratigraphic resolution:group of beds
Stratigraphy comments: Late Ashgillian
Lithology and environment
Primary lithology: "limestone"
Secondary lithology: calcareous "shale"
Lithology description: bioclastic limestone, with large algal and coral bioherms and thin interbeds of silty carbonaceou shale. The formation includes distinctive brachiopods
Environment:reef, buildup or bioherm
Geology comments: The Tirekhtyakh Formation is from 255 to 320 m thick locally
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Also known as:Reef 996
Database number:142465
Authorizer:W. Kiessling Enterer:M. Krause
Modifier:M. Krause Research group:marine invertebrate
Created:2013-04-11 23:59:51 Last modified:2015-08-27 04:14:28
Access level:authorizer only Released:2013-07-11 23:59:51
Creative Commons license:CC BY
Reference information

Primary reference:

46244. S. Zhang and C. R. Barnes. 2007. Late Ordovician to Early Silurian Conodont faunas from the Kolyma Terrane, Omulev Mountains, Northeast Russia, and their paleobiogeographic affinity. Journal of Paleontology 81(3):490-512 [W. Kiessling/M. Krause/M. Krause]