Ouled Abdoun Basin (selachians associated with Phosphatherium): Thanetian, Morocco

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Chondrichthyes - Rajiformes - Rhinobatidae
Rhinobatos sp. Link 1790
"sp. 11"
Chondrichthyes - Carcharhiniformes - Scyliorhinidae
Scyliorhinidae indet. Gill 1862
"Genus A sp. 1 and Genus B sp. 2"
Scyliorhinus sp. Blainville 1816
"sp. A"
Chondrichthyes - Torpediniformes - Torpedinidae
Eotorpedo hilgendorfi (Jaekel 1904)
Cappetta 1988
Chondrichthyes - Myliobatiformes - Dasyatidae
Dasyatis sp. Rafinesque 1810
"sp. 1"
see common names

Geography
Country:Morocco
Coordinates: 34.3° North, 5.9° West (view map)
Paleocoordinates:27.4° North, 7.1° West
Basis of coordinate:based on nearby landmark
Geographic resolution:hand sample
Time
Period:Paleogene Epoch:Paleocene
Stage:Thanetian 10 m.y. bin:Cenozoic 1
Key time interval:Thanetian
Age range of interval:59.20000 - 56.00000 m.y. ago
Stratigraphy
Stratigraphic resolution:bed
Stratigraphy comments: original Thanetian age determination based on selachian teeth found with Phosphatherum type specimen, but these are reworked according to Gheerbrant et al. 2002, who believe the specimen is Ypresian and derives from "level 1 of the local phosphatic series"
Lithology and environment
Primary lithology: phosphorite
Lithology description: none given, but "matrix of the specimens" has a "phosphatic nature"
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:mesofossils
Collection methods and comments
Reason for describing collection:taxonomic analysis
Museum repositories:MNHN
Collection method comments: found in matrix surrounding Phosphatherium type specimen that was purchased from fossil dealers and local mine workers
Metadata
Database number:71234
Authorizer:J. Alroy, M. Uhen Enterer:J. Alroy, M. Uhen
Modifier:M. Uhen Research group:vertebrate
Created:2007-04-22 15:46:24 Last modified:2008-08-17 14:42:06
Access level:the public Released:2007-04-22 15:46:24
Creative Commons license:CC BY
Reference information

Primary reference:
23856. E. Gheerbrant, J. Sudre, and H. Cappetta. 1996. A Palaeocene proboscidean from Morocco. Nature 383:68-70 [J. Alroy/J. Alroy]

Secondary references:

30740 H. Cappetta. 1988. Les Torpediniformes (Neoselachii, Batomorphii) des phosphates du Maroc; observations sur la denture des genres actuels. The Torpedini. Tertiary Research 10(1):21-52 [M. Uhen/M. Uhen]
23857 E. Gheerbrant, J. Sudre, H. Cappetta, M. Iarochène, M. Amaghzaz and B. Bouya. 2002. A new large mammal from the Ypresian of Morocco: evidence of surprising diversity of early proboscideans. Acta Palaeontologica Polonica 47(3):493-506 [J. Alroy/J. Alroy]