O'Donnell's Rock, junceum beds, coral biostrome: Asbian, Ireland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Pirletidiscus sp.
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Anthozoa
- Stauriida
- Lithostrotionidae
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Siphonodendron junceum
(Fleming 1828)
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Siphonodendron pauciradiale
(McCoy 1844)
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Siphonodendron martini
(Milne-Edwards and Haime 1851)
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Anthozoa
- Stauriida
- Cyathopsidae
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Pseudozaphrentoides juddi
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Rhodophyceae
- Aoujgaliaceae
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Fourstonella fusiformis
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Mametella skimoensis
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Stacheia marginuloides
Brady 1876
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Pseudoammodiscidae
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Pseudoammodiscus sp.
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Brunsia sp.
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Archaediscidae
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Nodasperodiscus sp.
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Archaediscus concavus
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Archaediscus angulatus
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Neoarchaediscus sp.
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Tetrataxidae
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Tetrataxis sp.
Ehrenberg 1854
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Endothyridae
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Globoendothyra sp.
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Omphalotis sp.
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| see common names | |||||||
Geography
| Country: | Ireland | County: | Leitrim |
| Coordinates: | 54.3° North, 8.2° West (view map) | ||
| Paleocoordinates: | 6.0° South, 2.3° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | outcrop |
Time
| Period: | Carboniferous | Epoch: | Mississippian |
| Stage: | Visean | 10 m.y. bin: | Carboniferous 2 |
| Key time interval: | Asbian | ||
| Age range of interval: | 340.20000 - 336.30000 m.y. ago |
Stratigraphy
| Formation: | Dartry Limestone | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: junceum beds | |||||
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Lithology description: coral biostrome | |
| Environment: | reef, buildup or bioherm |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils,microfossils |
Collection methods and comments
| Collection methods: | peel or thin section,field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Also known as: | Reef 3648 | ||
| Database number: | 76712 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel |
| Modifier: | W. Kiessling | Research group: | marine invertebrate |
| Created: | 2007-11-29 05:30:34 | Last modified: | 2008-01-11 02:46:31 |
| Access level: | authorizer only | Released: | 2009-11-29 05:30:34 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 25949. | P. Cozar, I. D. Somerville, M. Aretz and H. G. Herbig. 2005. Biostratigraphical dating of Upper Visean limestones (NW Ireland) using foraminiferans, calcareous algae and rugose corals. Irish Journal of Earth Sciences 23:1-23 [W. Kiessling/U. Merkel] |