PBDB Collection

Locality E27, Merbah el Oussif East, Djebel Tebaga (Permian of Tunisia)

Where: Madanin, Tunisia (33.4° N, 10.2° E: paleocoordinates 7.5° S, 18.0° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Middle Shaly Facies Formation, Wordian (266.9 - 264.3 Ma)

• 12 metres thick.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; green, red shale and sandstone

• Shale, red (upper) to grayish green (lower), with slabby sandstone at top.

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 41864: 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

Crinoidea
Dendrocrinida - Laudonocrinidae	Tetrabrachiocrinus fabianii² Tetrabrachiocrinus fabianii² Yakovlev 1934 Sea lily
Bivalvia
Trigoniida - Trigoniidae	Lyroschizodus djemelensis¹ Lyroschizodus djemelensis¹ Boyd and Newell 1979 clam
Pectinida - Pterinopectinidae	Denguiria azzouzorum n. gen. n. sp.¹ Denguiria azzouzorum n. gen. n. sp.¹ Boyd and Newell 1979 scallop
Pectinida - Claraiidae	? Claraia posidoniformis¹ ? Claraia posidoniformis¹ Termier and Termier 1977 scallop
Ostreida - Pterineidae	? Leptodesma sp.¹ ? Leptodesma sp.¹ Hall 1883 oyster
Ostreida - Bakevelliidae	Cassiavellia nadkevnae⁵ Cassiavellia nadkevnae⁵ Temkin and Pojeta 2010 oyster
Arcida - Parallelodontidae	Parallelodon sp.¹ Parallelodon sp.¹ Meek and Worthen 1866 clam
Nuculanida - Malletiidae	Palaeoneilo tebagaensis¹ Palaeoneilo tebagaensis¹ Termier and Termier 1959 clam
Demospongiae
Agelasida - Thaumastocoeliidae	Girtyocoelia beedei⁴, Sollasia cf. amaurosa⁴ Girtyocoelia beedei⁴ Girty 1909 demosponge Sollasia cf. amaurosa⁴ Senowbari-Daryan and Rigby 1988 demosponge Questioned Sollasia ?amaurosa
Agelasida - Virgolidae	Pseudohimatella pauciporata³, Polytubifungia maxima³, Intratubospongia osiensis³ Pseudohimatella pauciporata³ Parona 1933 demosponge Polytubifungia maxima³ Rigby and Senowbari-Daryan 1996 demosponge Intratubospongia osiensis³ de Gregorio 1930 demosponge
Agelasida - Guadalupiidae	Cystothalamia conica⁴, Cystauletes mammilosus⁴ Cystothalamia conica⁴ Termier and Termier 1977 demosponge Cystauletes mammilosus⁴ King 1943 demosponge
Agelasida - Preperonidellidae	Imperatoria voluta³, "Peronidella magna" = Preperonidella magna³, Radiofibra lineata³ Imperatoria voluta³ Rigby and Senowbari-Daryan 1996 demosponge "Peronidella magna" = Preperonidella magna³ Rigby and Senowbari-Daryan 1996 demosponge Radiofibra lineata³ Rigby and Senowbari-Daryan 1996 demosponge
Agelasida - Auriculospongiidae	Daharella ramosa³, Auriculospongia perforata³, Auriculospongia auriculata³, Spinospongia radiata³ Daharella ramosa³ Rigby and Senowbari-Daryan 1996 demosponge Auriculospongia perforata³ Rigby and Senowbari-Daryan 1996 demosponge Auriculospongia auriculata³ Termier and Termier 1955 demosponge Spinospongia radiata³ Rigby and Senowbari-Daryan 1996 demosponge
Agelasida - Stellispongiellidae	Estrellospongia grossa³, Prestellispongia lobata³, Prestellispongia paula³, Prestellispongia permica³, Prestellispongia scapulata³, Stellispongiella bacilla³, Stellispongiella reticulata³ Estrellospongia grossa³ Rigby and Senowbari-Daryan 1996 demosponge Prestellispongia lobata³ Parona 1933 demosponge Prestellispongia paula³ Rigby and Senowbari-Daryan 1996 demosponge Prestellispongia permica³ Parona 1933 demosponge Prestellispongia scapulata³ Rigby and Senowbari-Daryan 1996 demosponge Stellispongiella bacilla³ Termier and Termier 1955 demosponge Stellispongiella reticulata³ Rigby and Senowbari-Daryan 1996 demosponge
Agelasida - Exotubispongiidae	Exotubispongia pustulata³, Exotubispongia virgulata³ Exotubispongia pustulata³ Rigby and Senowbari-Daryan 1996 demosponge Exotubispongia virgulata³ Rigby and Senowbari-Daryan 1996 demosponge
Verticillitida - Colospongiidae	Subascosymplegma oussifensis⁴, Colospongia cortexifera⁴ Subascosymplegma oussifensis⁴ Termier and Termier 1977 demosponge Colospongia cortexifera⁴ Senowbari-Daryan and Rigby 1988 demosponge
Disjectoporidae
- Disjectoporidae	Radiotrabeculopora cf. xiangboensis³ Radiotrabeculopora cf. xiangboensis³ Fan et al. 1991

¹Boyd and Newell 1979; ²Lane 1979; ³Rigby and Senowbari-Daryan 1996; ⁴Senowbari-Daryan and Rigby 1988; ⁵Temkin and Pojeta 2010