Finnmark core 7129/10-U-01 layer 64.36m (Triassic of Norway)

Where: Norway (71.2° N, 29.3° E: paleocoordinates 37.7° N, 19.5° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Lundbladispora obsoleta - Tympanicysta stoschiana Assemblage Zone zone, Griesbachian (251.9 - 250.5 Ma)

• Similarities with Vardebukta Formation in Svalbard (Hochuli et al., 1989; Mangerud and Konieczny 1991,1993), with the lower Bjorne and Blind Fiord formations in the Sverdrup Basin (Fisher, 1979; Utting, 1985, 1989, pers. comm., 1993) and similar to the Wordie Creek Formation in East Greenland (Balme, 1980) and to the Toad/Grayling Formation in western Canada (Jansonius, 1962).

• bed-level stratigraphic resolution

Environment/lithology: estuary or bay; silty sandstone

• lagoonal estuarine environment
• silty sandstone

Size class: microfossils

Preservation: original sporopollenin

Collection methods: core, chemical, mechanical,

• All palynological slides are housed in the type collection of the Paleontological Museum of Oslo.

Primary reference: G. Mangerud. 1994. Palynostratigraphy of the Permian and lowermost Triassic succession, Finnmark Platform, Barents Sea. Review of Palaeobotany and Palynology 82:317-349 [C. Looy/F. Verbruggen/F. Verbruggen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 31353: authorized by Cindy Looy, entered by Frederike Verbruggen on 08.05.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
 Life -
Circulisporites parvus de Jersey 1962 acritarchs
Veryhachium spp. Deunff 1954 acritarchs
Micrhystridium spp. Deflandre 1937 acritarchs
Polycingulatisporites
  -
Polycingulatisporites densatus Playford and Dettmann 1965
Lycopsida
  -
Polypodiopsida
 Schizaeales - Polypodiidae
Convolutispora spp. Hoffmeister et al. 1955
Pteridopsida
  -
Leiotriletes sp. Potonie and Kremp 1954
sp. A
Leiotriletes spp. Potonie and Kremp 1954
Triquitrites
  -
Lunatisporites
  -
Protohaploxypinus
  -
Vittatina
  -
Vittatina spp. Wilson 1962
Thymospora
  -
Indotriradites
  -
Indotriradites spp. Tiwari 1964
Acanthotriletes
  -
Acanthotriletes spp. Potonié and Kremp 1954
Ginkgoopsida
 Ephedrales -
Ephedripites spp. Bolkhovitina and Potonié 1958
Cycadopites
  -
Cycadopites spp. Wodehouse 1933
Dictyotriletes
  -
Dictyotriletes spp. Naumova 1950
Vesicaspora
  -
Equisetopsida
 Cupressales - Pinidae
 Coniferales - Podocarpaceae
Platysaccus spp. Naumova 1954 podocarp
Klausipollenites staplinii
  -
Lophotriletes
  -
Lophotriletes spp. Potonié and Kremp 1954
Pilasporites
  -
Pilasporites spp. Balme 1956
Lundbladispora
  -