Where: Ukraine (49.1° N, 25.4° E: paleocoordinates 18.8° S, 10.6° E)
• coordinate based on political unit
• local area-level geographic resolution
When: Tajna Beds Formation, Helderberg to Helderberg (416.0 - 410.8 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; dolomitic, argillaceous limestone and dolomitic, argillaceous marl
• Several rock types described: "A unit of limestone is overlain by a sequence of alternating calcareous-dolomite marls and dark fragmentary mudstones with large clayey limestone concretions grouped into distinct bands. (1.8 m) ...Fine-grained argillaceous limestones with bands of silty mudstones; alternating calcareous-dolomitic clayey marls and interbedded dolomitic argillaceous limestones and calcareous marls (8.1 m)...Interbedded limestones and marls (8.3 m)...Nodular limestones, dolomitic argillaceous marls, dolomitic limestones (6.2 m)...nodular limestones, biogenic limestones and marls (1.7 m)...marls and rare limestones (10.4 m)...Limestones with bands of marls and mudstones (1.3 m)...alternating marls and limestones (12.7 m)...rhythmic alternation of limestones and marls (7 m)..."
Collection methods: Several outcrops combined.
Primary reference: O. I. Nikiforova. 1977. Podolia. In A. Martinsson (ed.), The Silurian-Devonian boundary (IUGS Publication, Series A, Number 5) 52-64 [M. Foote/M. Foote/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 13875: authorized by Michael Foote, entered by Michael Foote on 30.04.2002
Creative Commons license: CC BY (attribution)
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