Where: Norway (68.8° N, 15.0° E: paleocoordinates 12.2° S, 9.5° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Steinsfjorden Formation, Sheinwoodian (433.4 - 430.5 Ma)
• Middle part of Steinsfjorder Fmn., Late Sheinwoodian or Early Homerian.
• formation-level stratigraphic resolution
Environment/lithology: marine; argillaceous carbonate
Collection methods: Table 22.4 gives absolute and relative abundances.
Primary reference: B. G. Baarli, H. B. Keilen, and M. E. Johnson. 1999. Silurian communities of the Oslo Region, Norway. In A. J. Boucot and J. D. Lawson (eds.), Paleocommunities--a case study from the Silurian and Lower Devonian 327-349 [M. Foote/M. Foote/P. Wagner]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 14275: authorized by Michael Foote, entered by Michael Foote on 29.05.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
Ostracoda | |
Herrmannina sp. Kegel 1933 ostracod | |
Trilobita | |
Calymenidae indet. Milne-Edwards 1840 trilobite | |
Cephalopoda | |
"Orthoceratida indet." = Orthocerida
| |
Bivalvia | |
Pteronitella retroflexa oyster
Actinopteria sowerbyi oyster | |
Rhynchonellata | |
cf. Glassina sp. Hall and Clarke 1893 | |
Delthyris elevata Dalman 1828
Howellella elegans Muir-Wood 1925 | |
"Ferganella diodonta" = Stegerhynchus diodontus
"Ferganella diodonta" = Stegerhynchus diodontus Dalman 1828 | |
Ferganella borealis Buch 1834 | |
Microsphaeridiorhynchus ? nucula Sowerby 1839
Rhynchotreta cuneata Dalman 1828 | |
Strophomenata | |
"Leptaena depressa" = Leptaena (Leptaena) depressa
"Leptaena depressa" = Leptaena (Leptaena) depressa Sowerby 1824 |