Crags 420 m east of the island in Loch Borralie (Ordovician to of the United Kingdom)

Where: Scotland, United Kingdom (58.6° N, 4.8° W: paleocoordinates 58.6° N, 4.8° W)

• coordinate estimated from map

When: Croisaphuill Formation (Durness Group), Tulean to Tulean (485.4 - 471.8 Ma)

• The precise horizon within the Croisaphuill Formation is uncertain but, assuming no repetition through thrusting, it is approximately 110 m above the base of the formation and within a few metres of the top.

Environment/lithology: deep subtidal; dolomitic limestone and chert

Size classes: macrofossils, mesofossils

Primary reference: D.H. Evans. 2011. The Lower Ordovician cephalopod faunas of the Durness Group, North-West Scotland. Monograph of the Palaeontographical Society, London 165:1-131 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 188704: authorized by Björn Kröger, entered by Björn Kröger on 14.09.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Dissidocerida - Troedssonellidae
Buttsoceras sp. Ulrich and Foerste 1933
 Orthocerida - Baltoceratidae
 Endocerida -
Endocerida indet. Hyatt in Zittel 1900
 Orthoceratoidea - Protocycloceratidae