Lespignan
Basic information
Sample name: Lespignan
Reference: J.-P. Aguilar. 1974. Les rongeurs du Miocène inférieur en Bas-Languedoc et les corrélations entre échelles stratigraphiques marine et continentale. Geobios 7(4):345-398 [ER 2383]
Geography
Country: France
Coordinate: 43° 16' N, 3° 10' E
Coordinate basis: based on nearby landmark
Time interval: Early Miocene
Zone: MN2b
Ma: 20.5
Geography comments: "A 1 km au Sud" of Lespignan (Capetta 1973) (coordinate based on Lespignan)
Aquitanian, younger than Paulhiac and older than Laugnac
MN 2b according to Hugueney and Ringeade (1989) and therefore roughly 20.5 Ma
Aquitanian, younger than Paulhiac and older than Laugnac
MN 2b according to Hugueney and Ringeade (1989) and therefore roughly 20.5 Ma
Environment
Substrate: ground surface
Lithology: sandstone
Habitat comments: rodents are from bed 10 ("sables jaunes á gris") of Capetta (1973)
Methods
Life forms: rodents
Sampling methods: screenwash
Sample size: 70 specimens
Sampling comments: "Les vertébrés ont été récoltés par lavage-tamisage" (Capetta 1973)
additional taxa are not discussed
additional taxa are not discussed
Metadata
Sample number: 2565
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-16 18:04:39
Modified: 2017-02-17 02:56:10
Abundance distribution
12 species
2 singletons
total count 70
extrapolated richness: 20.2
Fisher's α: 4.168
geometric series k: 0.7491
Hurlbert's PIE: 0.8124
Shannon's H: 2.0121
Good's u: 0.9726
Each square represents a species. Square sizes are proportional to counts.
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