[HTML][HTML] Ordovician timescale in Estonia: recent developments

J Nõlvak, O Hints, P Männik - Proceedings of the Estonian …, 2006 - books.google.com
Over 150 years of progress in the Ordovician geology and stratigraphy of Estonia has
resulted in one of the most precise Ordovician timescales in the world. In this paper, an up-to …

Upper Ordovician sequences of western Estonia

MT Harris, PM Sheehan, L Ainsaar, L Hints… - Palaeogeography …, 2004 - Elsevier
The Upper Ordovician (uppermost Caradoc-Ashgill) section of western Estonia consists of a
series of seven open-shelf carbonate sequences. Depositional facies grade laterally through …

The Middle Caradoc facies and faunal turnover in the Late Ordovician Baltoscandian palaeobasin

L Ainsaar, T Meidla, T Martma - Palaeogeography, Palaeoclimatology …, 2004 - Elsevier
A Late Ordovician episode of remarkable biotic, climatic, sea level and facies changes,
named here as the Middle Caradoc Facies and Faunal Turnover, took place in the …

[PDF][PDF] The Ordovician System in Estonia

T Meidla, L Ainsaar, O Hints - … of IGCP 591, Estonia, 10–19 …, 2014 - files.geocollections.info
Ordovician rocks are widespread in the Baltoscandian region. The main distribution area of
Ordovician strata in the East European Platform extends from the Baltic Sea islands in the …

Katian prelude to the Hirnantian (Late Ordovician) mass extinction: a Baltic perspective

D Kaljo, L Hints, O Hints, P Männik, T Martma… - Geological …, 2011 - Wiley Online Library
The diversity of several groups of Late Ordovician fossils in the Baltic is discussed and
corresponding curves are presented. The curves are correlated with the latest δ13C trend …

Age, facies, and geometry of the Sandbian/Katian (Upper Ordovician) pelmatozoan-bryozoan-receptaculitid reefs of the Vasalemma Formation, northern Estonia

B Kröger, L Hints, O Lehnert - Facies, 2014 - Springer
Abstract The Vasalemma Formation (early Katian, Late Ordovician) of northern Estonia
consists of a succession of biodetrital grainstones up to 15 m thick with numerous …

[PDF][PDF] δ13C chemostratigraphy of the Middle and Upper Ordovician succession in the Tartu-453 drillcore, southern Estonia, and the significance of the HICE.

H Bauert, L Ainsaar, K Põldsaar, S Sepp - Estonian Journal of Earth …, 2014 - vana.kirj.ee
The δ13C isotope data from the Tartu-453 core section in southern Estonia enabled creation
of a continuous Ordovician carbon isotope record, ranging from the Floian to the end of the …

[PDF][PDF] Review of the Ordovician rhynchonelliformean Brachiopoda of the East Baltic: their distribution and biofacies

L Hints, DAT Harper - Bulletin of the Geological Society of …, 2003 - files.geocollections.info
Analyses of the distribution, in time and space, of approximately 300 Ordovician
rhynchonelliformean brachiopods in the East Baltic allow the development of a faunal …

Integrated Upper Ordovician–lower Silurian biostratigraphy of the Grötlingbo-1 core section, Sweden

P Männik, DK Loydell, V Nestor, J Nõlvak - GFF, 2015 - Taylor & Francis
The biostratigraphical data obtained from the Grötlingbo-1 core section (southern Gotland,
Sweden) enable recognition of most of the regional stages known from the Sandbian (Upper …

[PDF][PDF] Latest Sandbian brachiopods and chitinozoan biostratigraphy in North Estonia

L Hints, J Nõlvak - Estonian Journal of Earth Sciences, 2023 - academia.edu
The latest Sandbian brachiopods and chitinozoans were studied in the Kõrgessaare and
Haapsalu drill cores of Estonia. The brachiopod fauna shows a gradual renewal through the …