Izdremec Graben: Pliensbachian, Bulgaria
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Terebratulida
- Lobothyrididae
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Lobothyris subpunctata
(Davidson 1851)
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5 %-specimens | |||||||||
| synonym of Lobothyris punctata | ||||||||||
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Rhynchonellata
- Terebratulida
- Zeilleriidae
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Zeilleria quadrifida
(Lamarck 1819)
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3 %-specimens | |||||||||
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Zeilleria subnumismalis
(Davidson 1851)
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2 %-specimens | |||||||||
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Rhynchonellata
- Spiriferinida
- Spiriferinidae
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Liospiriferina alpina
(Oppel 1861)
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30 %-specimens | |||||||||
| subsp. falloti | ||||||||||
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Spiriferina haueri
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3 %-specimens | |||||||||
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Rhynchonellata
- Spiriferinida
- Lepismatinidae
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Spiriferina oxyptera
Buvignier 1843
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25 %-specimens | |||||||||
| recombined as Dispiriferina oxyptera | ||||||||||
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Rhynchonellata
- Rhynchonellida
- Wellerellidae
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Cirpa langi
Ager 1958
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31 %-specimens | |||||||||
| see common names | ||||||||||
Geography
| Country: | Bulgaria |
| Coordinates: | 42.9° North, 24.3° East (view map) |
| Paleocoordinates: | 22.4° North, 25.9° East |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | local area |
Time
| Period: | Jurassic | Epoch: | Early/Lower Jurassic |
| Stage: | Pliensbachian | 10 m.y. bin: | Jurassic 2 |
| Key time interval: | Pliensbachian | ||
| Age range of interval: | 192.90000 - 184.20000 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Zeilleria quadrifida zone | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | cast |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 106904 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel |
| Modifier: | A. Khan | Research group: | marine invertebrate |
| Created: | 2011-03-29 22:09:22 | Last modified: | 2013-08-20 16:51:39 |
| Access level: | the public | Released: | 2011-03-29 22:09:22 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 35662. | P. Tchoumatchenco. 1996. Zonation and paleoecological distribution of Bulgarian Jurassic brachiopods. In P. Copper, J. Jin (eds.), Brachiopods 269-274 [W. Kiessling/U. Merkel] |