Arnager, Bornholm, sponge-rich mounds: Coniacian, Denmark
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Hexactinellida
- Lychniscosa
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Lychniscosa indet.
Schrammen 1903
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Brückner 2006 | ||||||
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Hexactinellida
- Lyssacinosa
- Rossellidae
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Schaudinnia saetiger n. sp.
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Brückner 2006 | ||||||
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Rossella borealis n. sp.
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Brückner 2006 | ||||||
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Rossella futilis n. sp.
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Brückner 2006 | ||||||
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Rossella rara n. sp.
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Brückner 2006 | ||||||
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Rossella rotunda n. sp.
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Brückner 2006 | ||||||
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Rossella arnagerensis n. sp.
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Brückner 2006 | ||||||
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Rossella bromleyi n. sp.
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Brückner and Janussen 2005 | ||||||
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Hexactinellida
- Lyssacinosa
- Euplectellidae
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Fiscella permixte n. gen., n. sp.
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Brückner 2006 | ||||||
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Fiscella penicillifera n. sp.
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Brückner 2006 | ||||||
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Fiscella asperis n. sp.
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Brückner 2006 | ||||||
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Fiscella curva n. sp.
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Brückner 2006 | ||||||
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Docosaccus capillaris n. sp.
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Brückner 2006 | ||||||
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Regadrella caesicius n. sp.
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Brückner 2006 | ||||||
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Walteriella plectilis n. gen., n. sp.
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Brückner 2006 | ||||||
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Heterotella vetusta n. sp.
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Brückner 2006 | ||||||
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Acoelocalyx tenuis n. sp.
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Brückner 2006 | ||||||
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Hexactinellida
- Lyssacinosa
- Leucopsacidae
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Chaunoplectella macrospiculata n. sp.
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Brückner 2006 | ||||||
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Hexactinellida
- Hexactinosa
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Hexactinosa indet.
Schrammen 1903
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Brückner 2006 | ||||||
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Hexactinellida
- Hexactinosa
- Aphrocallistidae
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Aphrocallistes sp.
Gray 1858
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Brückner 2006 | ||||||
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Demospongiae
- Lithistida
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Lithistida indet.
Schmidt 1870
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Brückner 2006 | ||||||
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Demospongiae
- Tetralithistida
- Plinthosellidae
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Plinthosella sp.
Zittel 1878
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Brückner 2006 | ||||||
| see common names | |||||||
Geography
| Country: | Denmark |
| Coordinates: | 55.1° North, 14.8° East (view map) |
| Paleocoordinates: | 45.1° North, 13.9° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Coniacian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Coniacian | ||
| Age range of interval: | 89.80000 - 86.30000 m.y. ago |
Stratigraphy
| Formation: | Arnager Limestone |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Includes fossils? | Y |
| Lithology description: a system of low, overlapping mud-mounds of light grey, marly chalk | |
| Environment: | basin reef |
Taphonomy
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Also known as: | Reef 1273 | ||
| Database number: | 74908 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | marine invertebrate |
| Created: | 2007-09-05 03:16:10 | Last modified: | 2007-09-05 06:16:10 |
| Access level: | the public | Released: | 2007-09-05 03:16:10 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 25260. | N. Noe-Nygaard and F. Surlyk. 1985. Mound bedding in a sponge-rich Coniacian chalk, Bornholm, Denmark. Bulletin of the Geological Society of Denmark 34:237-249 [W. Kiessling/U. Merkel] |
Secondary references:
| 25262 | A. Brückner. 2006. Taxonomy and paleoecology of lyssacinosan Hexactinellida from the Upper Cretaceous (Coniacian) of Bornholm, Denmark, in comparison with other Postpaleozoic representatives. Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft 564:1-103 [W. Kiessling/U. Merkel/U. Merkel] | |
| 25263 | A. Brückner and D. Janussen. 2005. Rossella bromleyi n. sp.: the first entirely preserved fossil sponge species of the genus Rossella (Hexactinellida) from the Upper Cretaceous of Bornholm, Denmark. Journal of Paleontology 79(1):21-28 [W. Kiessling/U. Merkel] |