Tuhala carst field: Vormsi, Estonia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda - Orthocerida - Dawsonoceratidae
Palaeodawsonocerina senckenbergi (Teichert 1930)
2 individuals
see common names

Geography
Country:Estonia State/province:Harju County:Kose
Coordinates: 59.2° North, 25.0° East (view map)
Paleocoordinates:28.7° South, 0.9° West
Basis of coordinate:stated in text
Geographic resolution:small collection
Time
Period:Ordovician Epoch:Late/Upper Ordovician
Stage:middle Late Ordovician
Key time interval:Vormsi
Age range of interval:452.00000 - 445.60000 m.y. ago
Stratigraphy
Formation:Kõrgessaare
Stratigraphy comments: Given that the position of the Tuhala Locality is in northern Estonia, it is most likely within the Kõrgessaare Fm. (see fig. 55 in Raukas & Teedumäe [eds.] 1997, Geology and Mineral Resources of Estonia, html version, http://sarv.gi.ee/geology);
The Vormsi Regional Stage is formerly known as the middle part of the "Lyckholm'sche Schicht" (Raukas & Teedumäe [eds.] 1997)
Lithology and environment
Primary lithology:shelly/skeletal lithified "limestone"
Lithology description: The Kõrgessaare Fm. is composed of "bioclastic limestones" (Raukas & Teedumäe [eds.] 1997, Geology and Mineral Resources of Estonia, html version, http://sarv.gi.ee/geology)
Environment:open shallow subtidal
Geology comments: "North Estonian Confacies Belt at the northern flank of the Livonian Tongue" (Kröger & Isakar, 2006)
Taphonomy
Modes of preservation:cast
Size of fossils:macrofossils
Spatial resolution:autochthonous
Collection methods and comments
Reason for describing collection:taxonomic analysis
Metadata
Also known as:Locality V6; S of Tallinn
Database number:87309
Authorizer:B. Kröger Enterer:T. Liebrecht
Modifier:T. Liebrecht Research group:marine invertebrate
Created:2009-03-14 13:24:27 Last modified:2009-03-15 12:09:01
Access level:the public Released:2009-03-14 13:24:27
Creative Commons license:CC BY
Reference information

Primary reference:

29316. B. Kröger and M. Isakar. 2006. Revision of annulated orthoceridan cephalopods of the Baltoscandic Ordovician. Fossil Record 9(1):137-163 [B. Kröger/B. Kröger/B. Kröger]