Bois Roche (layer 1d)
Basic information
Sample name: Bois Roche (layer 1d)
Reference: C. Sesé and P. Villa. 2008. Micromammals (rodents and insectivores) from the early Late Pleistocene cave site of Bois Roche (Charente, France): Systematics and paleoclimatology. Geobios 41:399-414 [ER 2367]
Geography
Country: France
Coordinate: 45° 42' N, 0° 20' W
Coordinate basis: based on nearby landmark
Time interval: Late Pleistocene
Ma: 0.071
Geography comments: "near the city of Cognac" (coordinate based on Cognac)
"dated to late OIS 5 or early OIS 4 by preliminary ESR estimates" (i.e., roughly 71 kyr)
"dated to late OIS 5 or early OIS 4 by preliminary ESR estimates" (i.e., roughly 71 kyr)
Environment
Substrate: ground surface
Lithology: limestone
Habitat comments: "a grey-brown, sinter-like layer, 5–15 cm thick, with localized calcitic laminae, locally eroded by burrows"
Methods
Life forms: rodents
Sampling methods: quarry,screenwash
Sample size: 4 specimens
Years: 1995, 1997-2000
Sampling comments: "Our excavations were done by 1-m grid system... All sediments were waters-creened with superimposed screens of 5 and 2 mm mesh"
Metadata
Sample number: 2543
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-15 09:36:24
Modified: 2017-02-14 22:36:24
Abundance distribution
2 species
1 singleton
total count 4
extrapolated richness: 6.0
Fisher's α: NULL
geometric series k: 0.3333
Hurlbert's PIE: 0.1667
Shannon's H: 0.5623
Good's u: 0.7500
Each square represents a species. Square sizes are proportional to counts.
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