Afoud (12-2)
Basic information
Sample name: Afoud (12-2)
Sample aka: AF12-2
Reference: S. Mahboubi, J. Surault, and M. Benammi. 2022. New data on the new micromammalian localities of Afoud (Aït Kandoula Basin, Morocco) at the Mio-Pliocene boundary: Biochronological, paleoecological and paleobiogeographic implications. Geobios 74:43-66 [ER 3901]
Geography
Country: Morocco
State: Ouarzazate
Coordinate: 31.341707° N, -6.398711° W
Coordinate basis: estimated from map
Time interval: Late Miocene
Zone: MN13
Max Ma: 6.12
Min Ma: 5.3
Age basis: paleomag
Geography comments: The Afoud locality is situated in the Aït Kandoula Basin, Morocco
The deposits containing AF12-2 have been well defined to 6.12 - 5.3 Ma through palaeomagnetic analyses
The deposits containing AF12-2 have been well defined to 6.12 - 5.3 Ma through palaeomagnetic analyses
Environment
Lithology: claystone
Taphonomic context: lake deposit
Habitat comments: The lithology of Afoud is primarily made up of gypsum clays with some beds of limestone or marls
Samples taken from this area of the Aït Kandoula basin are typically in calcareous and silty layers, mainly of lacustrine to palustrine origin
Ecological affinities indicate relatively warm, dry conditions during the deposition, in an environment of "open herbaceous areas with occasional forest patches"
Samples taken from this area of the Aït Kandoula basin are typically in calcareous and silty layers, mainly of lacustrine to palustrine origin
Ecological affinities indicate relatively warm, dry conditions during the deposition, in an environment of "open herbaceous areas with occasional forest patches"
Methods
Life forms: rodents,other small mammals
Sampling methods: quarry
Sample size: 760 specimens
Sampling comments: 150 kg of sediment was collected from AF12-2
Counts excluded:
Occitanomys sp. - 4
Myocricetodon sp. - 7
Counts excluded:
Occitanomys sp. - 4
Myocricetodon sp. - 7
Metadata
Sample number: 4290
Contributor: Jack Nesbitt
Enterer: Jack Nesbitt
Created: 2023-06-02 09:18:05
Modified: 2023-09-11 10:53:48
Abundance distribution
14 species
2 singletons
total count 760
extrapolated richness: 18.0
Fisher's α: 2.436
geometric series k: 0.6235
Hurlbert's PIE: 0.5895
Shannon's H: 1.3782
Good's u: 0.9974
Each square represents a species. Square sizes are proportional to counts.
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