Diabasbrottet, Hunneberg Mnt. (Ordovician of Sweden)

Where: Västergötland, Sweden (58.3° N, 12.5° E: paleocoordinates 38.4° S, 13.1° W)

• coordinate estimated from map

When: Tøyen Formation, Floian (477.7 - 470.0 Ma)

• " Diabasbrottet section at 4.9-5.0 m (Maletz et al. 1995, Fig. 1), about 100-110 cm above the Upper Planilimbata Limestone band, comparable to the nodule layer indicated by Tjernvik..", in Maletz (1996)

Environment/lithology: marine; limestone

• "..This limestone layer actually is a continuous limestone band (Tjernvik & Johansson 1980, p. 186).", in Maletz (1996)

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 191051: 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