Peetri Hill, W of Tallinn (Ordovician of Estonia)

Also known as Locality H4

Where: Harju, Estonia (59.4° N, 24.5° E: paleocoordinates 32.9° S, 1.7° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Tatruse/Vasavere Formation, Idavere (458.0 - 453.0 Ma)

• Idavere substage comprises the lower part of the Tatruse Fm. and the upper part of the Vasavere Fm. (Raukas & Teedumäe [eds] 1997, Geology and Mineral Resources of Estonia, html version, http://sarv.gi.ee/geology)

Environment/lithology: open shallow subtidal; lithified limestone

• "North Estonian Confacies Belt at the northern flank of the Livonian Tongue"

Size class: macrofossils

Preservation: cast

Primary reference: 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]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 87268: authorized by Björn Kröger, entered by Torsten Liebrecht on 13.03.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Cephalopoda
 Orthocerida - Orthoceratidae
Striatocycloceras romingeri