Tuvaestrophia elegantula Community, Pichi-Shui Beds, W. Tuva: Ludlow - Pridoli, Russian Federation

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Stenolaemata - Trepostomata - Heterotrypidae
Heterotrypa sp. Nicholson 1879
Stenolaemata - Trepostomata - Halloporidae
Hallopora sp. Bassler 1911
Stenolaemata - Trepostomata - Aisenvergiidae
Eridotrypa sp. Ulrich 1893
Strophomenata - Strophomenida - Strophodontidae
Plicostropheodonta asiatica
spelled with current rank as Dictyostrophia (Plicostropheodonta)
Strophomenata - Strophomenida - Leptostrophiidae
Leptostrophia barlykensis
Tuvaestrophia elegantula
Strophomenata - Orthotetida - Chilidiopsidae
Coolinia cf. pecten (Linnaeus 1758)
Rhynchonellata - Spiriferida - Hedeinopsidae
Tannuspirifer pedaschenkoi
Rhynchonellata - Orthida - Dalmanellidae
Isorthis markovskii
Rhynchonellata - Atrypida - Anazygidae
Tuvaella gigantea
Anthinocrinidae
Anthinocrinus sp. Stukalina 1961
columnals
see common names

Geography
Country:Russian Federation
Coordinates: 51.0° North, 90.0° East (view map)
Paleocoordinates:35.4° North, 10.5° East
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Silurian
10 m.y. bin:Silurian 2
*Epoch:Ludlow - Pridoli
Key time interval:Ludlow - Pridoli
Age range of interval:427.40000 - 419.20000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Baital Member:Pichishui
Stratigraphic resolution:member
Stratigraphy comments: Ludlovian-Pridolian; Pichi-Shui beds. PJW: Sennikov, Rodina, Izokh & Obut 2015 make this the Pichishui member within the Baital formation.
Lithology and environment
Primary lithology:gray,green argillaceous "shale"
Includes fossils?Y
Lithology description: "Occurs in dark gray and greenish-gray, argillaceous shale..."
Environment:marine indet.
Geology comments: "[Occurrence and]...disarticulated, large, flat...valves [and other anatomical features] suggest quiet water conditions. This community occurs furthest offshore in the triad Pseudocamarotoechia ubsuensis (closest to shore), Tuvaechonetes insolitus, Tuvaestrophia elegantula."
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Metadata
Database number:24784
Authorizer:M. Foote Enterer:M. Foote
Modifier:P. Wagner Research group:marine invertebrate
Created:2002-08-20 08:40:45 Last modified:2018-07-20 17:27:18
Access level:the public Released:2002-08-20 08:40:45
Creative Commons license:CC BY
Reference information

Primary reference:
6945. E. V. Vladimirskaya and N. P. Kulkov. 1999. Silurian brachiopod communities of Tuva. In A. J. Boucot and J. D. Lawson (eds.), Paleocommunities--a case study from the Silurian and Lower Devonian 545-548 [M. Foote/M. Foote/M. Foote]