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Second Bani - Upper Second Bani

GroupSecond Bani
FormationUpper Second Bani
Member(s)Tamekhtart
Age:445 - 443 Ma
Paleozoic
IntervalKosovian
Lithologysandstone
Number of Collections2
Number of Occurrences10

Recorded Sample Locations

LocationRegionStratigraphic Name
Llanvirn sectionIgherm Cercle, Taroudant Province, Souss-Massa Region, MoroccoSecond Bani - Upper Second Bani
Horizon Rp6Ouargla Province, AlgeriaSecond Bani - Upper Second Bani - Tamekhtart
Southwest of TagouniteDrâa-Tafilalet Region, MoroccoSecond Bani - Upper Second Bani

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Tachilla461 - 458 Ma
Ordovician
sandstone, "shale", grainstone, "shale"/"limestone"75
First Bani461 - 458 Ma
Ordovician
sandstone18
Ktaoua - Lower Ktaoua461 - 450 Ma
Ordovician
limestone, sandstone33
Second Bani - Lower Second Bani445 - 443 Ma
Paleozoic
sandstone8
Second Bani - Upper Second Bani - Tamekhtart445 - 443 Ma
Paleozoic
shale3

Recorded Fossils

Accepted NameHierarchyAge
Mucronaspis sp.
genus
6Animalia : Arthropoda : Trilobita : Phacopida : Dalmanitidae : Mucronaspis445.6 - 443.7 Ma
Paleozoic
Calymenella sp.
genus
6Animalia : Arthropoda : Trilobita : Phacopida : Homalonotidae : Calymenella445.6 - 443.7 Ma
Paleozoic
Destombesium ellipsoides
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Draboviidae : Destombesium : Destombesium ellipsoides445.2 - 443.4 Ma
Paleozoic
Hirnantia sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Orthida : Draboviidae : Hirnantia445.6 - 443.7 Ma
Paleozoic
Hirnantia sagittifera
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Draboviidae : Hirnantia : Hirnantia sagittifera445.2 - 443.4 Ma
Paleozoic
Horderleyella sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Orthida : Harknessellidae : Horderleyella445.6 - 443.7 Ma
Paleozoic
Arenorthis arenaria
species
7Animalia : Brachiopoda : Rhynchonellata : Orthida : Heterorthidae : Arenorthis : Arenorthis arenaria445.2 - 443.4 Ma
Paleozoic
Dalejina sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Orthida : Rhipidomellidae : Dalejina445.6 - 443.7 Ma
Paleozoic
Plectothyrella sp.
genus
6Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonorhynchiidae : Plectothyrella445.6 - 443.7 Ma
Paleozoic
Plectothyrella crassicosta
species
7Animalia : Brachiopoda : Rhynchonellata : Rhynchonellida : Trigonirhynchiidae : Plectothyrella : Plectothyrella crassicosta445.2 - 443.4 Ma
Paleozoic
Eostropheodonta sp.
genus
6Animalia : Brachiopoda : Strophomenata : Strophomenida : Leptostrophiidae : Eostropheodonta445.6 - 443.7 Ma
Paleozoic
Eostropheodonta squamosa
species
7Animalia : Brachiopoda : Strophomenata : Strophomenida : Leptostrophiidae : Eostropheodonta : Eostropheodonta squamosa445.2 - 443.4 Ma
Paleozoic

References

Destombes J. (1971) L'ordovicien au Maroc; essai de synthese stratigraphique, Mémoires du Bureau de Recherches Géologiques et Minières 73, 237-263
Sutcliffe O. E., Harper D. A. T., et al (2001) The development of an atypical Hirnantia-brachiopod Fauna and the onset of glaciation in the late Ordovician of Gondwana, Earth and Environmental Science Transactions of the Royal Society of Edinburgh 92 1, 1-14 doi:10.1017/S0263593300000018
Villas E., Vizcaïno D., et al (2006) Biostratigraphic control of the latest-Ordovician glaciogenic unconformity in Alnif (Eastern Anti-Atlas, Morocco), based on brachiopods, Geobios 39 5, 727-737 doi:10.1016/j.geobios.2005.05.003
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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