Verduno (Layer 2)
Basic information
Sample name: Verduno (Layer 2)
Reference: S. Colombero, E. Bonelli, T. Kotsakis, G. Pavia, M. Pavia, and G. Carnevale. 2013. Late Messinian rodents from Verduno (Piedmont, NW Italy): Biochronological, paleoecological and paleobiogeographic implications. Geobios 46:111-125 [ER 2348]
Geography
Country: Italy
Coordinate: 44° 42' N, 8° 2' E
Coordinate basis: based on nearby landmark
Formation: Cassano Spinola Conglomerates
Time interval: Late Miocene
Zone: MN13
Ma: 5.44
Geography comments: "near the town of Alba, in the Cuneo Province" (basis of coordinate)
in the "terminal part of the MN13" and "5.55-5.33 Ma"
in the "terminal part of the MN13" and "5.55-5.33 Ma"
Environment
Substrate: ground surface
Lithology: claystone
Habitat comments: "approximately 20 m below the 'black layer' marking the Mio-Pliocene boundary, and 25 m above the slumped marls of the Valle Versa Chaotic Complex... dark-brownish to black clays with small sandy conglomeratic lenses at the base"
Methods
Life forms: rodents
Sampling methods: screenwash
Sample size: 168 specimens
Years: 2010
Sampling comments: material "was washed and sieved"
Metadata
Sample number: 2516
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-13 17:27:53
Modified: 2017-02-17 02:45:25
Abundance distribution
4 species
1 singleton
total count 168
extrapolated richness: 6.5
Fisher's α: 0.736
geometric series k: 0.2093
Hurlbert's PIE: 0.4646
Shannon's H: 0.7301
Good's u: 0.9941
Each square represents a species. Square sizes are proportional to counts.
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Current reference:
Kowalski 1956 (ER 2370)