Destombes Loc. 1050. Arhembou n’Dali e Ikhf n’Ourarh al S de Tinerhir: Oretanian, Morocco

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Pterobranchia - Graptoloidea - Dichograptidae
Didymograptus (Jenkinsograptus) spinulosus Perner 1895
Gutiérrez-Marco et al. 2003
Gastropoda - Bellerophontida - Tropidodiscidae
Tropidodiscus pusillus (Perner 1903)
Gutiérrez-Marco et al. 2003
recombined as Peruniscus pusillus
Bivalvia - Modiomorphida - Modiomorphidae
Redonia deshayesi
Gutiérrez-Marco et al. 2003
Hyolithida
Pauxillites pauxillus
Gutiérrez-Marco et al. 2003
Pauxillites pauxillus meridionalis
Rhynchonellata - Orthida - Euorthisinidae
Euorthisina minor
Gutiérrez-Marco et al. 2003
Trilobita - Asaphida - Asaphidae
Asaphidae indet. Burmeister 1843
Gutiérrez-Marco et al. 2003
Trilobita - Corynexochida - Illaenidae
Illaenidae indet. Hawle and Corda 1847
Gutiérrez-Marco et al. 2003
Trilobita - Phacopida - Dalmanitidae
Ormathops clariondi
Gutiérrez-Marco et al. 2003
Trilobita - Phacopida - Pliomeridae
Placoparia sp. Hawle and Corda 1847
Gutiérrez-Marco et al. 2003
Trilobita - Phacopida - Homalonotidae
Colpocoryphe sp. Novak and Perner 1918
Gutiérrez-Marco et al. 2003
Plaesiacomia sp. Hawle and Corda 1847
Gutiérrez-Marco et al. 2003
see common names

Geography
Country:Morocco
Coordinates: 31.4° North, 5.3° West (view map)
Paleocoordinates:79.7° South, 96.1° East
Basis of coordinate:estimated from map
Geographic resolution:local area
Time
Period:Ordovician Epoch:Middle Ordovician
10 m.y. bin:Ordovician 2-3
*Period:Middle Ordovician *Epoch:Llandeilo
*Local age/stage:Dobrotivian
Key time interval:Oretanian Other zone: Desmochitina bulla
Age range of interval:468.00000 - 459.70000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Tachilla
Regional section:Formation Regional bed:0-12 m
Regional order:bottom to top
Stratigraphic resolution:formation
Stratigraphy comments: Basal 12 meters of the formation. That should be Desmochitina bulla chitinozoan zone
Lithology and environment
Primary lithology:shelly/skeletal lithified grainstone
Lithology description: Calcareous coquinoids
Environment:transition zone/lower shoreface
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection excludes:all microfossils,some macrofossils,species names
Reason for describing collection:biostratigraphic analysis
Taxonomic list comments:Primarily bivalve and rostroconch taxonomy and biostrat., with others listed
Metadata
Also known as:Llandeilo section, Tachilla Fm., Anti-Atlas Mountains, Morocco
Database number:20985
Authorizer:A. Miller, P. Wagner Enterer:P. Novack-Gottshall, P. Wagner
Modifier:P. Wagner Research group:marine invertebrate
Created:2002-06-13 13:04:03 Last modified:2023-01-26 23:53:33
Access level:the public Released:2002-06-13 13:04:03
Creative Commons license:CC BY
Reference information

Primary reference:

6376. C. Babin and J. Destombes. 1990. Les mollusques bivalves et rostroconches Ordoviciens de l’Anti-Atlas marocain: Intérêt paléogéographique de leur inventaire. Géologie Méditerranéenne 17:243-261 [A. Miller/P. Novack-Gottshall/P. Novack-Gottshall]

Secondary references:

51452 J. C. Gutiérrez-Marco, J. Destombes, I. Rábano, G. F. Aceñolaza, G. N. Sarmiento and M. San José. 2003. El Ordovícico Medio del Anti-Atlas marroquí: paleobiodiversidad, actualización bioestratigráfica y correlación. Geobios 36(2):151-177 [P. Wagner/P. Wagner]