Ritland, Austmannshovud (Cambrian of Norway)

Where: Rogaland, Norway (59.3° N, 6.3° E: paleocoordinates 37.7° S, 24.1° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Jincella brachymetopa trilobite zone, Andrarum Limestone Formation, Middle Cambrian (513.0 - 501.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: shallow subtidal; concretionary, calcareous limestone and shale

• "Shales in the topmost 20 m, exposed

•in the vertical cliff below the quartzite, contain pale limestone concretions and loose blocks of these yield coquinas of trilobites."

Size classes: macrofossils, mesofossils

Primary reference: D. L. Bruton and D. A. T. Harper. 2000. A mid-Cambrian shelly fauna from Ritland, western Norway and its palaeogeographical implications. Bulletin of the Geological Society of Denmark 47:29-51 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 190113: authorized by Björn Kröger, entered by Björn Kröger on 28.11.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Agnostida - Peronopsidae
"Axagnostus fallax" = Peronopsis fallax
"Axagnostus fallax" = Peronopsis fallax Linnarsson 1869 trilobite
 Aulacopleurida - Solenopleuridae
Solenopleura bucculenta Grönwall 1902 trilobite
Parasolenopleura cf. peregrina Wallerius 1930 trilobite
 Asaphida - Anomocaridae
Anomocare cf. laeve Angelin 1852 trilobite
 Acrotretida - Acrotretidae
Treptotreta socialis Seebach 1865
 Lingulida - Obolidae
Lingulella sp. Salter 1866
Obolus sp. Eichwald 1829
 Lingulida - Acrothelidae
"Acrothele granulata" = Acrothele (Redlichella) granulata
"Acrothele granulata" = Acrothele (Redlichella) granulata Linnarsson 1876
 Paterinida - Paterinidae
Dictyonina ornatella Linnarsson 1876