Zawodzie, Bifurcatus Zone, Polish Jura: Middle Oxfordian, Poland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Demospongiae
- Spirosclerophorida
- Discostromatidae
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Hyalotragos pezizoides
(Goldfuss 1833)
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1 individual | ||||||
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Demospongiae
- Spirosclerophorida
- Platychoniidae
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Bothrolemma osculifera
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1 individual | ||||||
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Platychonia schlotheimi
(Goldfuss 1833)
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10 individuals | ||||||
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Hexactinellida
- Lychniscosa
- Cypelliidae
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Cypellia rugosa
(Goldfuss 1826)
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1 individual | ||||||
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Hexactinellida
- Hexactinosa
|
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Hexactinosa indet.
Schrammen 1903
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3 individuals | ||||||
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Hexactinellida
- Hexactinosa
- Cribrospongiidae
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Tremadictyon sp.
Zittel 1877
|
1 individual | ||||||
| synonym of Cribrospongia | |||||||
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Hexactinellida
- Lyssacinosa
- Stauractinellidae
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Stauractinella jurassica
Zittel 1877
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2 individuals | ||||||
| see common names | |||||||
Geography
| Country: | Poland |
| Coordinates: | 50.8° North, 19.1° East (view map) |
| Paleocoordinates: | 42.6° North, 25.9° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | small collection |
Time
| Period: | Jurassic | Epoch: | Late/Upper Jurassic |
| Stage: | Oxfordian | 10 m.y. bin: | Jurassic 5 |
| Key time interval: | Middle Oxfordian | ||
| Age range of interval: | 161.50000 - 154.80000 m.y. ago |
Stratigraphy
| Formation: | Zawodzie | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Bifurcatus Zone | |||||
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Includes fossils? | Y |
| Lithology description: platy micritic limestones, well and evenly bedded | |
| Environment: | reef, buildup or bioherm |
Taphonomy
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: sponges only; ammonites reported to be present, but not listed | |
Metadata
| Also known as: | Reef 3437 | ||
| Database number: | 60818 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel |
| Modifier: | W. Kiessling | Research group: | marine invertebrate |
| Created: | 2006-05-24 06:41:52 | Last modified: | 2006-07-18 10:24:01 |
| Access level: | the public | Released: | 2006-05-24 06:41:52 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 17503. | J. Trammer. 1989. Middle to Upper Oxfordian sponges of the Polish Jura. Acta Geologica Polonica 39(1-4):49-91 [W. Kiessling/U. Merkel] |