Locality I5, Saikra Biohermal Complex, Denguir, Djebel Tebaga (Permian of Tunisia)

Also known as Reef 200

Where: Madanin, Tunisia (33.4° N, 10.2° E: paleocoordinates 6.6° S, 18.1° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Saikra Biohermal Complex Formation, Capitanian (264.3 - 259.5 Ma)

• Saikra Biohermal Complex is uppermost unit, Capitanian in age. 11 metres thick, forms slope interrupted by low ledges.

• group of beds-level stratigraphic resolution

Environment/lithology: perireef or subreef; lithified marl and shale

• Marlstone and interbedded shale; yields rubble of grayish orange slabs.

Size class: macrofossils

Primary reference: 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]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 41958: authorized by David Bottjer, entered by Matthew Clapham on 22.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Sponges and bivalves.
Show authors, comments, and common names
unclassified
  -
Pectineacea indet.
Anthozoa
 Tabulata -
Tabulata indet.
Tabulata indet. Milne-Edwards and Haime 1850 tabulate coral
Disjectoporidae
  - Disjectoporidae
Radiotrabeculopora maokoui1, Radiotrabeculopora reticulata1
Radiotrabeculopora maokoui1 Fan et al. 1991
Demospongiae
 Agelasida - Thaumastocoeliidae
Sollasia ostiolata2
Sollasia ostiolata2 Steinmann 1882 demosponge
 Agelasida - Stellispongiellidae
Stellispongiella bacilla n. gen.1, Stellispongiella insculpta n. gen. n. sp.1, Stellispongiella porosa n. gen. n. sp.1, Prestellispongia lobata n. gen.1, Prestellispongia paula n. gen. n. sp.1
Stellispongiella bacilla n. gen.1 Termier and Termier 1955 demosponge
Stellispongiella insculpta n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
Stellispongiella porosa n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
Prestellispongia lobata n. gen.1 Parona 1933 demosponge
Prestellispongia paula n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
 Agelasida - Intrasporeocoeliidae
Rhabdactinia depressa3
Rhabdactinia depressa3 Rigby et al. 1989 demosponge
 Agelasida - Spicidae
Spica spica2
Spica spica2 Termier and Termier 1977 demosponge
 Agelasida - Sebargasiidae
Amblysiphonella ramosa n. sp.2
Amblysiphonella ramosa n. sp.2 Senowbari-Daryan and Rigby 1988 demosponge
 Agelasida - Preperonidellidae
Ramostella stipulata n. gen. n. sp.1, ? Imperatoria fistulata n. sp.1, Heptatubispongia symmetrica n. gen. n. sp.1, Djemelia nana n. gen. n. sp.1
Ramostella stipulata n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
? Imperatoria fistulata n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
Heptatubispongia symmetrica n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
Djemelia nana n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
 Verticillitida - Colospongiidae
"Cystothalamia ramosa n. sp." = Imbricatocoelia ramosa2
"Cystothalamia ramosa n. sp." = Imbricatocoelia ramosa2 Senowbari-Daryan and Rigby 1988 demosponge
Gastropoda
  -
Gastropoda indet.
Gastropoda indet. Cuvier 1795 snail
1Rigby and Senowbari-Daryan 1996; 2Senowbari-Daryan and Rigby 1988; 3Senowbari-Daryan and Rigby 1991