Limestone/Shale in the Foucald Region (Gedinnian Part): Lochkovian, Morocco

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita - Phacopida - Acastidae
Acastella ex gr. roualti
Trilobita - Phacopida - Homalonotidae
Homalonotus cf. roemeri
Trilobita - Proetida - Proetidae
Warburgella rugulosa (Alth 1874)
recombined as Warburgella (Rugulites) rugulosa
Rhynchonellata - Spiriferida - Spiriferidae
Spirifer inchoans
Spirifer plicatellus
Rhynchonellata - Rhynchonellida - Hebetoechiidae
Rhynchonella tarda (Barrande 1847)
recombined as Lanceomyonia tarda
Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
Rhynchonella cf. ancillans Barrande 1879
recombined as Ancillotoechia ancillans
Rhynchonella aff. minerva Barrande 1847
recombined as Ancillotoechia minerva
see common names

Geography
Country:Morocco
Coordinates: 33.1° North, 7.9° West (view map)
Paleocoordinates:61.4° South, 20.1° East
Basis of coordinate:based on nearby landmark
Geographic resolution:local area
Time
Period:Devonian Epoch:Early/Lower Devonian
Stage:Lochkovian 10 m.y. bin:Devonian 1
Key time interval:Lochkovian
Age range of interval:419.20000 - 410.80000 m.y. ago
Stratigraphy
Stratigraphic resolution:formation
Stratigraphy comments: "[Fossils] suggest Gedinne age for the limestone and interbedded shales bearing them."
Lithology and environment
Primary lithology: "limestone"
Secondary lithology: "shale"
Lithology description: "limestone and interbedded shales"
Environment:marine indet.
Geology comments: Some 500km NW of Gedinnian shoreline, according to paleogeographic map of ref. 7455.
Taphonomy
Collection methods and comments
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:27386
Authorizer:M. Foote Enterer:M. Foote
Modifier:M. Foote Research group:marine invertebrate
Created:2002-12-05 09:15:02 Last modified:2006-09-13 14:01:03
Access level:the public Released:2002-12-05 09:15:02
Creative Commons license:CC BY
Reference information

Primary reference:

7455. W. B. N. Berry and A. J. Boucot. 1973. Correlation of the African Silurian rocks. Geological Society of America Special Paper 147:1-83 [M. Foote/M. Foote/M. Foote]