Asjordet (Ordovician to of Norway)

Also known as Reef 1401

Where: Norway (60.6° N, 10.7° E: paleocoordinates 31.0° S, 9.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Mjøsa Limestone Formation, Soudleyan to Soudleyan (457.5 - 452.0 Ma)

• PJW: originally spelled "Mjösa"

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified reef rocks

• Patch reef 10-20 lateral extent, 4-6 m thick

Size class: macrofossils

Collection methods: quarrying, peel or thin section,

Primary reference: T. L. Harland. 1981. Middle Ordovician reefs of Norway. Lethaia 14:169-188 [A. Miller/P. Novack-Gottshall/A. Clement]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 34843: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 07.10.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Corynexochida - Illaenidae
Stenopareia sp. Holm 1886 trilobite
Ostracoda
 Beyrichiacea - Tetradellidae
Tallinnella sp. Opik 1937 ostracod
Gastropoda
 Murchisoniina - Eotomariidae
Eotomaria sp. Ulrich and Scofield 1897 snail
 Murchisoniina - Loxonematidae
? Loxonema sp. Phillips 1841 snail
Cephalopoda
 Nautilida -
Nautilida indet. Agassiz 1847 nautiloid
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
Anthozoa
 Lichenariida - Lyoporidae
Eofletcheria sp. Bassler 1950 tabulate coral
Lyopora sp. Nicholson and Etheridge 1878 tabulate coral
 Stauriida - Streptelasmatidae
Streptelasma sp. Hall 1847 horn coral
Stromatoporoidea
 Stromatoporoidea -
Ulvophyceae
  -
Vermiporella sp. Stolley 1893
Rhodophyceae
  - Solenoporaceae
Solenopora sp. Dybowski 1877