Locality B21, Kef en Nsouri, Djebel Tebaga: Wordian, Tunisia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Demospongiae
- Agelasida
- Preperonidellidae
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Peronidella multiosculata n. gen., n. sp.
Rigby and Senowbari-Daryan 1996
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Rigby and Senowbari-Daryan 1996 | 2 individuals | ||||||||
recombined as Preperonidella multiosculata | ||||||||||
Newell 21A | ||||||||||
Demospongiae
- Agelasida
- Exotubispongiidae
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Exotubispongia pustulata n. gen., n. sp.
Rigby and Senowbari-Daryan 1996
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Rigby and Senowbari-Daryan 1996 | 1 individual | ||||||||
Newell 21A | ||||||||||
Demospongiae
- Agelasida
- Stellispongiellidae
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Stellispongiella insculpta n. gen., n. sp.
Rigby and Senowbari-Daryan 1996
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Rigby and Senowbari-Daryan 1996 | 3 individuals | ||||||||
Newell 21A | ||||||||||
Stellispongiella n. gen. bacilla
(Termier and Termier 1955)
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Rigby and Senowbari-Daryan 1996 | 3 individuals | ||||||||
Newell 21A | ||||||||||
Prestellispongia n. gen. lobata
(Parona 1933)
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Rigby and Senowbari-Daryan 1996 | 5 individuals | ||||||||
Newell 21A | ||||||||||
Demospongiae
- Agelasida
- Virgolidae
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Preeudea minima
Termier and Termier 1977
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Rigby and Senowbari-Daryan 1996 | 1 individual | ||||||||
Newell 21A | ||||||||||
Intratubospongia n. gen. osiensis
(de Gregorio 1930)
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Rigby and Senowbari-Daryan 1996 | 20 individuals | ||||||||
Newell 21A | ||||||||||
Demospongiae
- Protomonaxonida
- Heliospongiidae
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Heliospongia finksi
Termier and Termier 1977
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Rigby and Senowbari-Daryan 1996 | 1 individual | ||||||||
Newell 21A | ||||||||||
Disjectoporidae
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Radiotrabeculopora reticulata
Fan et al. 1991
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Rigby and Senowbari-Daryan 1996 | 2 individuals | ||||||||
Newell 21A | ||||||||||
see common names |
Geography
Country: | Tunisia | State/province: | Madanin |
Coordinates: | 33.4° North, 10.2° East (view map) | ||
Paleocoordinates: | 7.5° South, 17.9° East | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | outcrop |
Time
Period: | Permian | Epoch: | Guadalupian |
Stage: | Wordian | 10 m.y. bin: | Permian 3 |
Key time interval: | Wordian | Foram zone: | Neoschwagerina margaritae |
Age range of interval: | 268.80000 - 265.10000 m.y. ago |
Stratigraphy
Formation: | Djebel Tebaga | Member: | Lower Biohermal Complex | ||
Local section: | Jebel Tebaga B | Local bed: | 21 | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: Presence of Yabeina and Neoschwagerina margaritae in lower Djebel Tebaga Biohermal Complex suggests upper Wordian age. Bioherm complex (beds 11-21) is estimated from map to be 138 metres thick. |
Lithology and environment
Primary lithology: | lithified "limestone" |
Secondary lithology: | dolomite |
Lithology description: Bioherm complex, not examined in detail; thick bedded, draped, and very lenticular, limestone and dolomite and interbedded wedging thin beds of brown sandstone; carbonate beds vuggy, recrystallized with ghosts of fossils. | |
Environment: | reef, buildup or bioherm |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Taxonomic list comments:Includes sponges and bivalves; other groups are undescribed. Includes material from spot localities 21A collected by N.D. Newell (1973) and DJT21 collected by F.G. Stehli (1970). |
Metadata
Also known as: | Reef 200 | ||
Database number: | 41658 | ||
Authorizer: | D. Bottjer | Enterer: | M. Clapham |
Modifier: | P. Wagner | Research group: | marine invertebrate |
Created: | 2004-07-19 13:49:56 | Last modified: | 2019-09-11 16:58:21 |
Access level: | the public | Released: | 2004-07-19 13:49:56 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
11153. | N. D. Newell, J.K. Rigby, A. Driggs, D.W. Boyd, and F.G. Stehli. 1976. Permian reef complex, Tunisia. Brigham Young University Geology Studies 23(1):75-112 [D. Bottjer/M. Clapham/M. Clapham] |
Secondary references:
11156 | J. K. Rigby and B. Senowbari-Daryan. 1996. Upper Permian inozoid, demospongid, and hexactinellid sponges from Djebel Tebaga, Tunisia. University of Kansas Paleontological Contributions, New Series 7:1-130 [D. Bottjer/M. Clapham/M. Clapham] |