October Revolution Island [Ust'-Spokojnaya Fm]: Ludlow, Russian Federation

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Coelolepidae
Thelodus informal sp. 1 Agassiz 1839
Marss and Karatajute-Talimaa 2002
Thelodus sp. Agassiz 1839
Marss and Karatajute-Talimaa 2002
Thelodus cf. schmidti
Marss and Karatajute-Talimaa 2002
Marss and Karatajute-Talimaa 2002
Pteraspidomorpha - Cyathaspididae
Cyathaspididae indet. (Kiaer 1932)
Archegonaspis sp. Jaekel 1927
Agnatha - Loganelliformes - Loganelliidae
Loganelliidae indet. (Karatajute-Talimaa 1997)
Marss and Karatajute-Talimaa 2002
Loganellia cuneata (Gross 1947)
Marss and Karatajute-Talimaa 2002
Paralogania informal sp. 1 Karatajute-Talimaa 1997
Marss and Karatajute-Talimaa 2002
Paralogania cf. martinssoni (Gross 1967)
Marss and Karatajute-Talimaa 2002
Paralogania consimilis Marss and Karatajute-Talimaa 2002
Marss and Karatajute-Talimaa 2002
Phlebolepidiformes - Katoporididae
Phlebolepis elegans Pander 1856
Marss and Karatajute-Talimaa 2002
unclassified
Valiukia informal sp. 1 Karatajute-Talimaa and Marss 2002
Marss and Karatajute-Talimaa 2002
see common names

Geography
Country:Russian Federation
Coordinates: 79.5° North, 96.0° East (view map)
Paleocoordinates:11.3° North, 7.0° West
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Silurian Epoch:Ludlow
10 m.y. bin:Silurian 2
Key time interval:Ludlow
Age range of interval:427.40000 - 423.00000 m.y. ago
Stratigraphy
Formation:Ust'-Spokojnaya
Stratigraphic resolution:formation
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From the Ust'-Spokojnaya Fm, which overlies the Samojlovich Fm, and is overlain by the Krasnaya Bukhta Fm. AGE: Ludlow. STRATIGRAPHIC POSITION: List probably representative of formation in the local area.
Lithology and environment
Primary lithology: lithified marl
Secondary lithology: lithified "limestone"
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Marlstones with interbedded limestones. LITHIFICATION: Lithified, on the basis of facies description.
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:field collection
Reason for describing collection:biostratigraphic analysis
Collection method comments: COLLECTOR: Karatajute-Talimaa & Mark-Kurik (1978-1979), Blieck (1997, 2002) REPOSITORY: Not stated in text.
Taxonomic list comments:COVERAGE: Exhaustive for heterostracan pteraspidomorphs. NOMENCLATURE: Not an authoritative publication, but with modern nomenclature and species resolution identifications.
Metadata
Database number:90326
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:vertebrate
Created:2009-07-16 18:53:47 Last modified:2013-11-25 13:37:23
Access level:the public Released:2009-07-16 18:53:47
Creative Commons license:CC BY
Reference information

Primary reference:
30335. A. R. M. Blieck, V. N. Karatajute-Talimaa, and E. Mark-Kurik. 2002. Upper Silurian and Devonian heterostracan pteraspidomorphs (Vertebrata) from Severnaya Zemlya (Russia): a preliminary report with biogeographical and biostratigraphical implications. Geodiversitas 24(4):805-820 [A. Hendy/A. Hendy]

Secondary references:

30370 T. Marss and V. Karatajute-Talimaa. 2002. Ordovician and Lower Silurian thelodonts from Severnaya Zemlya Archipelago (Russia). Geodiversitas 24(2):381-404 [A. Hendy/A. Hendy]