Gorham's Cave (Level III)
Basic information
Sample name: Gorham's Cave (Level III)
Reference: J. M. López-García, G. Cuenca-Bescós, C. Finlayson, K. Brown, and F. G. Pacheco. 2011. Palaeoenvironmental and palaeoclimatic proxies of the Gorham's cave small mammal sequence, Gibraltar, southern Iberia. Quaternary International 243:137-142 [ER 3936]
Geography
Country: United Kingdom
Coordinate: 36° 7' N, 5° 21' W
Coordinate basis: stated in text
Time interval: Late Pleistocene
Section: Gorham's Cave
Unit number: 3
Unit order: above to below
Max Ma: 0.01844
Min Ma: 0.01088
Age basis: radiocarbon (uncalibrated)
Geography comments: "located at the foot of" the Rock of Gibraltar
there are AMS dates of 18,440 to 10,880 BP for this level (errors not given)
there are AMS dates of 18,440 to 10,880 BP for this level (errors not given)
Environment
Lithology: sandstone
Taphonomic context: cave
Archaeology: stone tools
Habitat comments: "sandy sediment with dark brown clay in a sandy matrix" with "discrete lumps of charcoal"
there are 240 Solutrean and Magdalenian lithic artefacts and extensive "anthropic predation" damage on large mammal bones, but not on small mammal bones
there are 240 Solutrean and Magdalenian lithic artefacts and extensive "anthropic predation" damage on large mammal bones, but not on small mammal bones
Methods
Life forms: bats,rodents,other small mammals
Sampling methods: quarry,screenwash
Sample size: 250 specimens
Years: 1999 - 2005
Sampling comments: "collected by water-screening" of excavated sediments with 0.5 mm screens
Metadata
Sample number: 4340
Contributor: John Alroy
Enterer: John Alroy
Created: 2023-08-12 14:23:42
Modified: 2023-08-12 04:23:42
Abundance distribution
11 species
2 singletons
total count 250
geometric series index: 14.9
Fisher's α: 2.353
geometric series k: 0.6273
Hurlbert's PIE: 0.7302
Shannon's H: 1.6686
Good's u: 0.9920
Each square represents a species. Square sizes are proportional to counts.
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| Microtus (Iberomys) cabrerae | 15 | |
| Microtus (Terricola) duodecimcostatus | 17 | |
| Arvicola sapidus | 4 | |
| Apodemus sylvaticus | 106 | |
| Eliomys quercinus | 9 | |
| Crocidura russula | 7 | |
| Sorex sp. | 1 | |
| coronatus-araneus group | ||
| Talpa occidentalis | 15 | |
| Myotis myotis | 68 | 25.7 g |
| Myotis nattereri | 1 | 6.4 g |
| Miniopterus schreibersii | 7 | 12.4 g insectivore |