Vollen Fm., Oslo region, Norway: Late Llandeilo, Norway
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhombifera
- Echinosphaeritidae
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Echinosphaerites sp.
Wahlenberg 1818
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Eocrinoidea
- Trachelocrinida
- Heckerocrinidae
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Bockia sp.
Hecker 1938
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Sphaeronitidae
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Haplosphaeronis sp.
Jaekel 1926
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Ostracoda
- Palaeocopida
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Piretopsis sp.
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Ostracoda
- Palaeocopida
- Ctenonotellidae
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Steusloffia sp.
Ulrich and Bassler 1908
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Ostracoda
- Palaeocopida
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Ullerella sp.
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Trilobita
- Proetida
- Telephinidae
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Telephina sp.
Marek 1952
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Trilobita
- Phacopida
- Encrinuridae
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Atractopyge sp.
Hawle and Corda 1847
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Trilobita
- Phacopida
- Cheiruridae
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Cyrtometopella sp.
Nikolaisen 1961
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Nieszkowskia sp.
Schmidt 1881
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Hemisphaerocoryphe sp.
Reed 1896
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Trilobita
- Phacopida
- Pterygometopidae
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Scopelochasmops sp.
McNamara 1980
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Chasmops sp.
M'Coy 1849
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Bolbochasmops sp.
McNamara 1980
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Trilobita
- Trinucleida
- Trinucleidae
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Reedolithus sp.
Bancroft 1929
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Botrioides sp.
Stetson 1927
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Trilobita
- Asaphida
- Asaphidae
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Ogmasaphus sp.
Jaanusson 1953
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Pseudobasilicus sp.
Reed 1930
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Asaphus sp.
Brongniart 1822
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Pseudoasaphus sp.
Schmidt 1901
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? Ogygiocaris sp.
Angelin 1854
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| originally entered as "Ogygiocaris? sp." | ||||||||||
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Trilobita
- Asaphida
- Remopleurididae
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Sculptella sp.
Nikolaisen 1952
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Remopleurides sp.
Portlock 1843
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Robergia sp.
Wiman 1905
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Sculptaspis sp.
Nikolaisen 1983
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Trilobita
- Corynexochida
- Styginidae
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Bronteopsis sp.
Nicholson and Etheridge 1879
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Raymondaspis sp.
Pribyl 1948
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Strophomenata
- Strophomenida
- Furcitellidae
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? Oepikina sp.
(Salmon 1942)
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| originally entered as "Oepikina? sp." | ||||||||||
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Strophomenata
- Strophomenida
- Leptellinidae
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Leptelloidea sp.
Jones 1928
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Strophomenata
- Strophomenida
- Grorudiidae
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Grorudia sp.
Spjeldnaes 1957
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| originally entered as "Alwynella sp." | ||||||||||
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Grorudia sp.
Spjeldnaes 1957
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Strophomenata
- Strophomenida
- Christianiidae
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Christiania sp.
Hall and Clarke 1892
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Bivalvia
- Cyrtodontida
- Cyrtodontidae
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Cyrtodontula sp.
Tomlin 1931
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Bivalvia
- Solenida
- Konduriidae
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Palaeosolen sp.
Hall 1845
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Cephalopoda
- Lituitida
- Lituitidae
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Trilacinoceras sp.
Sweet 1958
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Angelinoceras sp.
Hyatt 1894
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Ancistroceras sp.
(Remele 1881)
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Lituites sp.
Bertrand 1763
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Cephalopoda
- Endocerida
- Endoceratidae
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? Vaginoceras sp.
Hyatt 1884
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| originally entered as "Vaginoceras? sp." | ||||||||||
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Endoceras sp.
Hall 1847
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Cephalopoda
- Tarphycerida
- Trocholitidae
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Discoceras sp.
Barrande 1867
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Gastropoda
- Bellerophontida
- Tropidodiscidae
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Tropidodiscus sp.
Meek and Worthen 1866
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Gastropoda
- Bellerophontida
- Bucaniidae
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? Bucania sp.
Hall 1847
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| originally entered as "Bucania? sp." | ||||||||||
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Gastropoda
- Bellerophontida
- Sinuitidae
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Sinuites sp.
Koken 1896
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Gastropoda
- Euomphalina
- Lesueurillidae
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Pararaphistoma sp.
Vostokova 1955
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| see common names | ||||||||||
Geography
| Country: | Norway |
| Coordinates: | 60.0° North, 11.0° East (view map) |
| Paleocoordinates: | 27.5° South, 68.4° West (Wright 2013) |
| Geographic resolution: | local area |
Time
| Period: | Ordovician | Epoch: | Middle Ordovician |
| Stage: | Darriwilian | 10 m.y. bin: | Ordovician 3 |
| *Period: | Middle Ordovician | *Epoch: | Late/Upper Llandeilo |
| Key time interval: | Late Llandeilo | ||
| Age range of interval: | 461.3 - 458.4 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Vollen |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | lithified calcareous "limestone" |
| Secondary lithology: | "shale" |
| Environment: | deep subtidal shelf |
| Geology comments: Rhythmically interbedded limestone interbedded with calcareous shales and nodular limestone | |
Taphonomy
Collection methods and comments
| Collection excludes: | some macrofossils |
| Reason for describing collection: | taxonomic analysis |
| Taxonomic list comments:Several systematic articles on various groups (trilobites, bryozoans, and cystoids), plus additional papers in the journal Norsk Geologisk Tidsskrift on the Middle Ordovician of the Oslo-Asker region | |
Metadata
| Database number: | 3250 | ||
| Authorizer: | A. Miller | Enterer: | P. Novack-Gottshall | Research group: | marine invertebrate |
| Created: | 1999-07-27 20:27:59 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2000-11-20 13:53:18 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 117. | J. F. Bockelie. 1984. The Diploporita of the Oslo region, Norway. Palaeontology 27(1):1-68 [A. Miller/P. Novack-Gottshall/B. Kröger] |