Nakkholmen, Solvang Fm. (Ordovician to of Norway)

Also known as Nakholmen

Where: Oslo, Norway (59.9° N, 10.7° E: paleocoordinates 31.1° S, 9.4° W)

• coordinate estimated from map

When: Solvang Formation, Rakvere to Rakvere (451.8 - 449.9 Ma)

• "Upper Chasmops limestone", in Owen & Bruton, 1980

• formation-level stratigraphic resolution

Environment/lithology: marine; limestone

Size classes: macrofossils, mesofossils

Primary reference: A. W. Owen and D. L. Bruton. 1980. Late Caradoc-early Ashgill trilobites of the central Oslo Region, Norway. Paleontological Contributions from the University of Oslo. No. 245 245:1-63 [B. Kröger/B. Kröger]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 163190: authorized by Björn Kröger, entered by Björn Kröger on 16.10.2014, edited by Pete Wagner

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Corynexochida - Illaenidae
Stenopareia glaber Kjerulf 1865 trilobite
 Trinucleida - Raphiophoridae
Ampyxina sp. Ullrich 1922 trilobite
Lonchodomas pennatus Latouche 1884 trilobite
Ampyxella aculeata Angelin 1854 trilobite
 Asaphida - Asaphidae
Asaphus (Neoasaphus) sp. Jaanusson 1953 trilobite
 Asaphida - Remopleurididae
Remopleurides variolaris2 Nikolaisen 1983 trilobite
 Odontopleurida - Odontopleuridae
Apianurus thorslundi Bruton 1965 trilobite
 Olenida - Olenidae
Triarthrus cf. skutensis1 Thorslund 1940 trilobite
 Phacopida - Calymenidae
Flexicalymene scabustula Siveter 1977 trilobite
Gastropoda
 Euomphalina - Ophiletidae
"Lytospira norvegica" = Asgardaspira norvegica3
"Lytospira norvegica" = Asgardaspira norvegica3 Koken and Perner 1925 snail
 Bellerophontida - Sinuitidae
Sinuites (Sinuites) corpulentus3 Koken and Perner 1925 snail
 Bellerophontida - Bucaniidae
Kokenospira cf. inflata3 Koken 1897 snail