Locality E29, Upper Biohermal Complex, Merbah el Oussif, Djebel Tebaga: Capitanian, Tunisia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Disjectoporidae
Radiotrabeculopora patula n. sp. Rigby and Senowbari-Daryan 1996
Rigby and Senowbari-Daryan 1996 1 individual
Radiotrabeculopora reticulata Fan et al. 1991
Rigby and Senowbari-Daryan 1996 1 individual
Demospongiae - Agelasida - Virgolidae
Intratubospongia n. gen. osiensis (de Gregorio 1930)
Rigby and Senowbari-Daryan 1996 3 individuals
Preeudea minima Termier and Termier 1977
Rigby and Senowbari-Daryan 1996 1 individual
Demospongiae - Agelasida - Stellispongiellidae
Stellispongiella n. gen. bacilla (Termier and Termier 1955)
Rigby and Senowbari-Daryan 1996 3 individuals
see common names

Geography
Country:Tunisia State/province:Madanin
Coordinates: 33.4° North, 10.2° East (view map)
Paleocoordinates:6.6° South, 18.1° East
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Permian Epoch:Guadalupian
Stage:Capitanian 10 m.y. bin:Permian 4
Key time interval:Capitanian Foram zone: Yabeina
Age range of interval:264.28000 - 259.51000 m.y. ago
Stratigraphy
Formation:Djebel Tebaga Member:Upper Biohermal Complex
Local section:E - east of Merbah el Oussif Local bed:29
Local order:bottom to top
Stratigraphic resolution:group of beds
Stratigraphy comments: Yabeina indicates Capitanian age. Bed spans transition between Middle Shaly Facies (lower 22 metres) and Upper Biohermal Complex (upper 11 metres). Subdivision E, apparently position of fossil collection, is 9 metres thick.
Lithology and environment
Primary lithology: "shale"
Secondary lithology: "limestone"
Includes fossils?Y
Lithology description: (a) Sandstone, dark reddish brown, prominent clay-pebble moulds; scattered small bioherms; abrupt lateral gradation into bed 28. (b) Shale, with thin beds of sandstone and scattered small bioherms. (c) Sandstone, ferruginous; lower part ledge forming, with prominent clay-pebble molds; upper part thin bedded and non-resistant. (d) Shale, grayish-green, largely covered; selenite crystals. (e) Bioherm, patchy alteration, fusulinaceans at top (Locality 13543 - collection bed?) (f) Calcarenite, crinoid debris, upper beds cross laminated; grades abruptly to east into bed 28.
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:Sponges and bivalves.
Metadata
Also known as:Reef 200
Database number:41866
Authorizer:D. Bottjer Enterer:M. Clapham
Modifier:P. Wagner Research group:marine invertebrate
Created:2004-07-21 12:18:08 Last modified:2019-09-11 17:03:05
Access level:the public Released:2004-07-21 12:18:08
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]