Locality I16, 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 (265.1 - 259.9 Ma)

• Saikra Biohermal Complex is uppermost unit, Capitanian in age. 6 metres thick.

• group of beds-level stratigraphic resolution

Environment/lithology: perireef or subreef; lithified, gray marl

• Marlstone, grayish orange, lacking good bedding.

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 41963: authorized by David Bottjer, entered by Matthew Clapham on 22.07.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

• Sponges and bivalves.
Demospongiae
 Agelasida - Intrasporeocoeliidae
Intrasporeocoelia hubeiensis3 Fan and Zhang 1985 demosponge
 Agelasida - Stellispongiellidae
Stellispongiella insculpta n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
Prestellispongia lobata n. gen.1 Parona 1933 demosponge
 Agelasida - Virgolidae
Intratubospongia osiensis1 de Gregorio 1930 demosponge
 Agelasida - Auriculospongiidae
Auriculospongia perforata n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
Daharella ramosa n. gen. n. sp.1 Rigby and Senowbari-Daryan 1996 demosponge
 Agelasida - Sebargasiidae
Pseudoguadalupia alveolaris2 Parona 1933 demosponge
"Amblysiphonella merlai" = Laccosiphonella merlai2 Parona 1933 demosponge
Bryozoa
  -
? Bryozoa indet. Ehrenberg 1831
Ramose bryozoans (?)