Galgeberg locality, Tøyen Shale (Ordovician of Norway)

Also known as Otto Herrman coll.

Where: Oslo-Asker, Norway (59.9° N, 10.8° E: paleocoordinates 36.6° S, 13.2° W)

• coordinate estimated from map

When: Tetragraptus approximatus graptolite zone, Tøyen Shale Formation, Floian (477.7 - 470.0 Ma)

Environment/lithology: marine; shale

Size classes: macrofossils, mesofossils

Primary reference: J. Maletz. 1996. The Lower Ordovician graptolites Didymograptus balticus Tullberg and D. protobalticus Monsen. Norsk Geologisk Tidsskrift 76:107-114 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 191050: authorized by Björn Kröger, entered by Björn Kröger on 05.01.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Pterobranchia
 Graptoloidea - Dichograptidae
Didymograptus balticus Tullberg 1880 graptolite
Didymograptus protobalticus Monsen 1937 graptolite