Locality E15, Middle Shaly Facies, Merbah el Oussif, Djebel Tebaga (Permian of Tunisia)

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: Middle Shaly Facies Formation, Capitanian (264.3 - 259.5 Ma)

• Yabeina indicates Capitanian age. 8 metres thick, bioherm lens.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; brown limestone

• Limestone, bioherm lens.

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 41855: authorized by David Bottjer, entered by Matthew Clapham on 21.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Sponges and bivalves.
Show authors, comments, and common names
Demospongiae
 Agelasida - Guadalupiidae
Cystothalamia conica2
Cystothalamia conica2 Termier and Termier 1977 demosponge
 Agelasida - Thaumastocoeliidae
Sollasia ostiolata2
Sollasia ostiolata2 Steinmann 1882 demosponge
 Agelasida - Virgolidae
Intratubospongia osiensis1, Parahimatella vesiculata n. gen. n. sp.1
Intratubospongia osiensis1 de Gregorio 1930 demosponge
Parahimatella vesiculata n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
 Agelasida - Stellispongiellidae
Stellispongiella reticulata n. gen. n. sp.1, Stellispongiella bacilla n. gen.1, Stellispongiella insculpta n. gen. n. sp.1, Prestellispongia lobata n. gen.1
Stellispongiella reticulata n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
Stellispongiella bacilla n. gen.1 Termier and Termier 1955 demosponge
Stellispongiella insculpta n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
Prestellispongia lobata n. gen.1 Parona 1933 demosponge
 Agelasida - Intrasporeocoeliidae
Intrasporeocoelia hubeiensis3
Intrasporeocoelia hubeiensis3 Fan and Zhang 1985 demosponge
 Agelasida - Spicidae
Spica spica2
Spica spica2 Termier and Termier 1977 demosponge
 Agelasida - Sebargasiidae
"Amblysiphonella merlai" = Laccosiphonella merlai2
"Amblysiphonella merlai" = Laccosiphonella merlai2 Parona 1933 demosponge
 Agelasida - Polyedridae
Polyedra tebagensis2
Polyedra tebagensis2 Termier and Termier 1955 demosponge
Misspelled Polyedera in taxonomic grid
 Agelasida - Preperonidellidae
? Imperatoria fistulata n. sp.1, "Peronidella magna n. sp." = Preperonidella magna1, Permocorynella ovoidalis n. gen.1
? Imperatoria fistulata n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
"Peronidella magna n. sp." = Preperonidella magna1 Rigby and Senowbari-Daryan 1996 demosponge
Permocorynella ovoidalis n. gen.1 Parona 1933 demosponge
 Verticillitida - Colospongiidae
Colospongia cortexifera n. sp.2, "Cystothalamia ramosa n. sp." = Imbricatocoelia ramosa2
Colospongia cortexifera n. sp.2 Senowbari-Daryan and Rigby 1988 demosponge
"Cystothalamia ramosa n. sp." = Imbricatocoelia ramosa2 Senowbari-Daryan and Rigby 1988 demosponge
1Rigby and Senowbari-Daryan 1996; 2Senowbari-Daryan and Rigby 1988; 3Senowbari-Daryan and Rigby 1991