Where: Norway (78.9° N, 18.0° E: paleocoordinates 16.0° N, 32.6° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Profilbekken Member (Valhallfonna Formation), Llanvirn (466.0 - 460.9 Ma)
• STRATIGRAPHIC RELATIONS: From Profilbekken Mbr within the Valhallfonna Formation. AGE: Early Darriwilian (Dal-2) on the basis of well dated radiolarian assemblages from Cow Head and Table Head Groups of western Newfoundland; correlated to latest Arenigian-early Llanvirn. STRATIGRAPHIC POSITION: 185 m above the base of the Valhallfonna Formation.
• member-level stratigraphic resolution
Environment/lithology: marine; lithified, glauconitic, shelly/skeletal, brown, calcareous, cherty/siliceous limestone
Size class: microfossils
Collected by Fortey & Holdsworth
Collection methods: bulk,
• COLLECTOR: Presumably collected by Fortey and Holdsworth, 1960's-1970's). REPOSITORY: Geological Museum (PMO, Oslo).
Primary reference: J. Maletz and D. L. Bruton. 2008. The Middle Ordovician Proventocitum procerulum radiolarian assemnblage of Spitsbergen and its biostratigraphic correlation. 51(5):1181-1200 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 90922: authorized by Austin Hendy, entered by Austin Hendy on 26.08.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Protozoa | |
Haplotaeniatum sp. Nazarov and Ormiston 1993 radiolarian | |
Antygopora sp. Maletz and Bruton 2005 radiolarian
Antygopora irregularia Maletz 2007 radiolarian | |
Haplentactinia ? armillata Nazarov, in Nazarov and Popov 1980 radiolarian | |
Proventocitum procerulum Nazarov, in Nazarov and Popov 1980 radiolarian | |
Inaniguttidae indet., Inanigutta cf. penrosei, Inanigutta "sp. A", Inanigutta "sp. B", Inanigutta magnifica
Inaniguttidae indet. Nazarov and Ormiston 1984 radiolarian
Inanigutta cf. penrosei radiolarian
Inanigutta "sp. A" Nazarov and Ormiston 1984 radiolarian
Inanigutta "sp. B" Nazarov and Ormiston 1984 radiolarian
Inanigutta magnifica Maletz and Bruton 2008 radiolarian | |
Archaeospicularia indet. Dumitrica et al. 2000 radiolarian | |
Sphaeroentactinia hexaspinosa Maletz and Bruton 2007 radiolarian | |
Palaeospiculum sp. Won and Below 1999 radiolarian | |
Protoentactinia ? sp. Kozur et al. 1996 radiolarian |