Leangella-Marklandella association: Aeronian, Norway

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Cyclocrinus sp. d'Orbigny 1850
4.7 %-specimens
originally entered as "Cyclocrinites sp."
    = Cyclocrinites sp.
Webster and Webster 2012
Pterobranchia
Graptolithina indet. Bronn 1849
3.4 %-specimens
graptolites
Trilobita
Trilobita indet. Walch 1771
.8 %-specimens
Strophomenata - Orthotetida - Chilidiopsidae
Fardenia sp. Lamont 1935
8.1 %-specimens
Strophomenata - Strophomenida - Aegiromenidae
Aegiria norvegica Opik 1933
1.0 %-specimens
originally entered as "Aegirea norvegica"
Strophomenata - Strophomenida - Sowerbyellidae
Eoplectodonta duplicata (de Sowerby and Murchison 1839)
.8 %-specimens
recombined as Eoplectodonta (Eoplectodonta) duplicata
Strophomenata - Strophomenida - Leptestiidae
Leangella scissa (Davidson 1871)
22.4 %-specimens
Strophomenata - Strophomenida - Leptostrophiidae
Eostropheodonta sp. Bancroft 1949
1.4 %-specimens
Strophomenata - Strophomenida - Furcitellidae
Katastrophomena pen (Reed 1917)
.8 %-specimens
recombined as Katastrophomena penkillensis
Strophomenata - Strophomenida - Eopholidostrophiidae
Eopholidostrophia cocksii (Hurst 1974)
1.7 %-specimens
original and current combination Pholidostrophia (Eopholidostrophia) cocksi
Rhynchonellata - Atrypida
Protatrypa malmoeyensis Boucot et al. 1964
9.9 %-specimens
Rhynchonellata - Pentamerida - Stricklandiidae
Stricklandia lens (Sowerby 1839)
6.5 %-specimens
Rhynchonellata - Orthida - Platyorthidae
Marklandella sp.
7.8 %-specimens
Tentaculitida - Tentaculitidae
Tentaculites sp. von Schlotheim 1820
12.4 %-specimens
Stenolaemata - Trepostomata
? Trepostomata indet. Ulrich 1882
1.2 %-specimens
ramose bryozoans - originally entered as "? Trepostomata indet."
see common names

Geography
Country:Norway State/province:Oslo
Coordinates: 59.9° North, 10.8° East (view map)
Paleocoordinates:25.7° South, 8.8° West
Basis of coordinate:based on nearby landmark
Geographic resolution:basin
Time
Period:Silurian Epoch:Llandovery
Stage:Aeronian 10 m.y. bin:Silurian 1
*Epoch:Early/Lower Llandovery
Key time interval:Aeronian
Age range of interval:440.80000 - 438.50000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Solvik Member:Leangen
Stratigraphy comments: "lower Lland"
Lithology and environment
Primary lithology: "shale"
Environment:marine indet.
Geology comments: "sh and mudstone. open shelf env. BA4. Stricklandiid community. 6 samples, 729 specimens, mean spp diversity=14.7"
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Taxonomic list comments:"Baarli, 1987"
Metadata
Database number:506
Authorizer:J. Sepkoski, P. Wagner Enterer:M. Sommers, P. Wagner
Modifier:J. Ju Research group:marine invertebrate
Created:1998-12-17 17:24:31 Last modified:2016-12-29 12:22:58
Access level:the public Released:1998-12-17 17:24:31
Creative Commons license:CC BY
Reference information

Primary reference:
6160. B. G. Baarli. 1987. Benthic faunal associations in the Lower Silurian Solvik Formation of the Oslo-Asker Districts, Norway. Lethaia 20:75-90 [M. Foote/M. Foote/J. Ju]

Secondary references:

67422 G. D. Webster and D. W. Webster. 2012. Bibliography and index of Paleozoic crinoids, coronates, and hemistreptocrinoids, 1758–2012. 1-2694 [P. Wagner/P. Wagner]