Thebesia association (channel fill faunas), Langoyen Fm. (Ordovician of Norway)

Where: Oslo-Asker Dist., Norway (59.9° N, 10.6° E)

• Paleocoordinates: 23.4° S, 62.7° W (Wright 2013)

• coordinate based on political unit

When: Langoyen Formation, Hirnantian (445.2 - 443.4 Ma)

• "Late Ashgill (Ord) (Hirnantian)"

Environment/lithology: peritidal; ooidal limestone

• "varied from clastic to carbonate depending upon where channel was ent[illeg.] clastics NW, ooid LS in central (area), fallen ooid ls blocks e[illeg.]. Tidal channels-high current velocities at times."

Size class: macrofossils

Primary reference: P. J. Brenchley and L. R. M. Cocks. 1982. Ecological associations in a regressive sequence: the latest Ordovician of the Oslo-Asker district, Norway. Palaeontology 25(4):783-815 [S. Finnegan/S. Finnegan/B. Kröger]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 439: authorized by Arnold Miller, entered by Mike Sommers on 08.12.1998

Creative Commons license: CC0 (CC0)

Taxonomic list

• "Brenchley and Cocks, 1982"
Show authors, comments, and common names
unclassified
  -
Pleurotomarinacea indet., Byozoa indet.
Pleurotomarinacea indet.
pleurotomarinacea
Byozoa indet.
3 types: hemisphaeroidal, thin-stick, and thick-stick
Trilobita
 Phacopida - Dalmanitidae
Mucronaspis sp.
Mucronaspis sp. Destombes 1963 trilobite
unclassified
  -
Annelida indet.
Annelida indet. Lamarck 1809
cornulitid
Cephalopoda
 Nautiloidea -
Nautiloidea indet.
Nautiloidea indet. Agassiz 1847 nautiloid
orthocones
Gastropoda
 Murchisoniina - Loxonematidae
? Holopella sp.
? Holopella sp. M'Coy 1851 snail
originally entered as "? Holopella sp."
Craniata
 Craniida - Craniidae
Philhedra sp.
Philhedra sp. Koken 1889
Rhynchonellata
 Orthida -
Orthida indet.
Orthida indet. Schuchert and Cooper 1932
orthid
 Orthida - Dalmanellidae
Onniella sp., Dalmanella sp.
Onniella sp. Bancroft 1928
Dalmanella sp. Hall and Clarke 1892
 Orthida - Linoporellidae
Leptoskelidion sp.
Leptoskelidion sp. Amsden 1974
 Orthida - Giraldiellidae
Comatopoma sp.
 Orthida - Hesperorthidae
? Dolerorthis sp., Hesperorthis sp.
? Dolerorthis sp. Schuchert and Cooper 1931
originally entered as "? Dolerorthis sp."
Hesperorthis sp. Schuchert and Cooper 1931
 Athyridida - Meristellidae
Hindella sp.
Hindella sp. Davidson 1882
 Rhynchonellida - Rhynchotrematidae
? Stegerhynchus sp.
? Stegerhynchus sp. Foerste 1909
originally entered as "? Stegerhynchus sp."
 Rhynchonellida - Trigonirhynchiidae
Thebesia sp.
Thebesia sp. Amsden 1974
Strophomenata
 Strophomenida -
Strophomenida indet.
Strophomenida indet. Opik 1934
strophomenid
 Strophomenida - Leptostrophiidae
Eostropheodonta sp.
Eostropheodonta sp. Bancroft 1949
 Strophomenida - Rafinesquinidae
Kjaerina sp.
Kjaerina sp. Bancroft 1929
Crinoidea
  -
Crinoidea indet.
Crinoidea indet. Miller 1821 Sea lily
crinoid ossicles
Anthozoa
 Tabulata -
Tabulata indet.
Tabulata indet. tabulate coral
favositid
 Sarcinulida - Syringophyllidae
Sarcinula sp.
Sarcinula sp. Lamarck 1816 tabulate coral
 Rugosa -
Rugosa indet.
Rugosa indet. horn coral
streptelasmatid corals
 Stauriida - Stauriidae
Palaeophyllum sp.
Palaeophyllum sp. Billings 1858 horn coral