Skelbro quarry, Bed -18: Volkhov, Sweden
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Asaphida
- Nileidae
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Nileus planiceps
Nielsen 1995
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Nileus depressus
Boeck 1838
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Nileus depressus schranki | ||||||||||
Nileus orbiculatoides
(Schrank 1972)
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Symphysurus spp.
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Trilobita
- Asaphida
- Cyclopygidae
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Cyclopyge stigmata
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Trilobita
- Asaphida
- Asaphidae
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Niobe (Niobella) imparilimbata
(Bohlin 1955)
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Megistaspis (Megistaspis) polyphemus
(Brögger 1882)
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"Ptychopyge" spp.
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Trilobita
- Trinucleida
- Raphiophoridae
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Lonchodomas tenuis
Nielsen 1995
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Rhombampyx glaber
(Poulsen 1965)
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Trilobita
- Phacopida
- Cheiruridae
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Cyrtometopus spp.
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Trilobita
- Corynexochida
- Styginidae
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Raymondaspis (Turgicephalus) neglecta
Nielsen 1995
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Agnostida
- Metagnostidae
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Geragnostus sp.
Howell 1935
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see common names |
Geography
Country: | Sweden | State/province: | Bornholm |
Coordinates: | 55.0° North, 14.9° East (view map) | ||
Paleocoordinates: | 41.3° South, 11.9° West |
Time
Period: | Ordovician | Epoch: | Middle Ordovician |
Stage: | early Middle Ordovician | 10 m.y. bin: | Ordovician 2 |
Key time interval: | Volkhov | Trilobite zone: | Megistaspis polyphemus |
Age range of interval: | 471.80000 - 468.10000 m.y. ago |
Stratigraphy
Formation: | Komstad | ||||
Local section: | Skelbro quarry | Local bed: | 0.275-0.425 m | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: Lower part of Didymograptus hirundo graptolite zone. |
Lithology and environment
Primary lithology: | "limestone" |
Environment: | carbonate indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 173626 | ||
Authorizer: | P. Wagner | Enterer: | P. Wagner | Research group: | marine invertebrate |
Created: | 2015-10-04 19:32:40 | Last modified: | 2015-10-04 19:32:40 |
Access level: | the public | Released: | 2015-10-04 19:32:40 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
56570. | A. T. Nielsen. 1995. Trilobite systematies, biostratigraphy and palaeoecology of the Lower Ordovician Komstad Limestone and Huk Forrnations, southern Scandinavia. Fossils and Strata 38:1-374 [P. Wagner/P. Wagner] |