Birosse
Basic information
Sample name: Birosse
Reference: C. Bulot. 1974. Recherche de rongeurs fossiles dans les terrains miocènes de la région lectouroise. Bulletin de la Société d'Histoire naturelle de Toulouse 110(3-4):245-249 [ER 2422]
Geography
Country: France
Coordinate: 43° 51' N, 0° 40' E
Coordinate basis: based on nearby landmark
Time interval: Middle Miocene
Zone: MN5/6
Age basis: zone
Geography comments: "feuille de Fleurance" (coordinate based on Fleurance)
"la plupart des rongeurs... se retrouvent á Sansan, mais offrent un cachet plus archaïque" (i.e., older than or within MN6)
"la plupart des rongeurs... se retrouvent á Sansan, mais offrent un cachet plus archaïque" (i.e., older than or within MN6)
Environment
Substrate: ground surface
Lithology: sandstone
Habitat comments: "sables de couleur rouille reposent sur des marnes contentant des concrétions calcaires"
Methods
Life forms: rodents
Sampling methods: screenwash
Sample size: 20 specimens
Sampling comments: collected by "Une série de lavages"
Metadata
Sample number: 2640
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-23 17:44:02
Modified: 2017-02-23 06:44:02
Abundance distribution
6 species
0 singletons
total count 20
extrapolated richness: 9.5
Fisher's α: 2.906
geometric series k: 0.7784
Hurlbert's PIE: 0.7737
Shannon's H: 1.6647
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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