Lingula-Tannuaspis Community, Tuva: Pridoli - Helderbergian, Russian Federation

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Phlebolepidiformes - Katoporididae
Helenolepis sp. Karartajüté-Talimaa 1978
Chondrichthyes
Elegestolepis sp. Karatajute-Talimaa 1973
Petromyzontida - Cephalaspidiformes - Tremataspididae
Tannuaspis levenkoi
Lingulata - Lingulida - Lingulidae
Lingula sp. Bruguiére 1797
Lingula minima Sowerby 1839
Ostracoda
Ostracoda indet. Latreille 1802
see common names

Geography
Country:Russian Federation
Coordinates: 51.0° North, 93.0° East (view map)
Paleocoordinates:36.9° North, 13.1° East
Basis of coordinate:estimated from map
Geographic resolution:basin
Time
Period: Silurian - Devonian Epoch: Pridoli - Early Devonian
10 m.y. bin: Silurian 2 - Devonian 1-2
*Epoch:Pridoli - Helderberg
Key time interval: Pridoli - Helderbergian
Age range of interval: 423 - 393.3 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Stratigraphy comments: Pridolian, Early Devonian. Khondergai Formation, Baital Formation, Tauganteli beds.
Lithology and environment
Primary lithology:desiccation cracks,red or brown sandstone
Secondary lithology:desiccation cracks,red or brown siltstone
Includes fossils?Y
Includes fossils?Y
Lithology description: "...on bedding planes of red colored sandstone and siltstone...mudcracks present..."
Environment:marine indet.
Geology comments: "Well-preserved and fragmented lingulids...articulated and disarticulated ostracodes...vertebrate scales and plates oriented parallel to bedding...mudcracks...Clearly a BA 1, probably intertidal, and also brackish-estuarine environment, as indicated by lingulids and vertebrates..."
Taphonomy
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Metadata
Database number:24785
Authorizer:M. Foote Enterer:M. Foote
Modifier:M. Foote Research group:marine invertebrate
Created:2002-08-20 08:49:46 Last modified:2006-09-15 15:14:05
Access level:the public Released:2002-08-20 08:49:46
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]