Kao: Fossiliferous Bed 3: Maastrichtian, Niger

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Ostreida - Ostreidae
Acutostrea sp. Vyalov 1936
Cephalopoda - Ammonitida - Sphenodiscidae
Libycoceras crossense Zaborski 1982
see common names

Geography
Country:Niger State/province:Tahoua
Coordinates: 15.4° North, 5.7° East (view map)
Paleocoordinates:5.2° North, 0.5° East
Basis of coordinate:based on nearby landmark
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Maastrichtian 10 m.y. bin:Cretaceous 8
Key time interval:Maastrichtian
Age range of interval:72.10000 - 66.00000 m.y. ago
Stratigraphy
Geological group:Majias Formation:Farin Doutchi Local bed:3
Local order:bottom to top
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:gray claystone
Includes fossils?Y
Environment:coastal indet.
Taphonomy
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Metadata
Also known as:Libycoceras Bed 3
Database number:47113
Authorizer:L. Ivany Enterer:P. Wall
Modifier:P. Wall Research group:marine invertebrate
Created:2005-02-08 13:14:49 Last modified:2005-02-08 15:14:49
Access level:the public Released:2005-02-08 13:14:47
Creative Commons license:CC BY
Reference information

Primary reference:
12555. P. M. P. Zaborski and N. J. Morris. 1999. The Late Cretaceous ammonite genus Libycoceras in the Iullemmeden Basin (West Africa) and its palaeogeographical significance. Cretaceous Research 20:63-79 [L. Ivany/P. Wall/O. Alfaro]