La Retama
Basic information
Sample name: La Retama
Reference: M. A. Alvarez Sierra, I. García Paredes, L. van den Hoek Ostende, A. J. van der Meulen, P. Pelâez-Campomanes, and P. Sevilla. 2006. The Middle Aragonian (Middle Miocene) micromammals from La Retama (Intermediate Depression, Tagus Basin) Province of Cuenca, Spain. Estudios Geológicos 62(1):401-428 [ER 2355]
Geography
Country: Spain
State: Cuenca
Coordinate: 40° 5' N, 2° 41' W
Coordinate basis: based on nearby landmark
Time interval: Middle Miocene
Zone: MN5
Ma: 15.5
Geography comments: "in a crop field next to Loranca del Campo" (coordinate based on Loranca del Campo)
"zone Db (early MN5)" (i.e., about 15.5 Ma)
"zone Db (early MN5)" (i.e., about 15.5 Ma)
Environment
Substrate: ground surface
Lithology: marl
Habitat comments: "silt-marls with carbonate concretions and vegetal remains... deltaic facies from a small fan delta"
Methods
Life forms: bats,rodents,other small mammals
Sampling methods: screenwash
Sample size: 2176 specimens
Years: 1988, 1989
Sampling comments: "Some 1.200 kg of sediment from La Retama were screened"
Metadata
Sample number: 2525
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-14 13:02:40
Modified: 2023-09-08 11:47:59
Abundance distribution
17 species
3 singletons
total count 2176
geometric series index: 23.6
Fisher's α: 2.513
geometric series k: 0.6537
Hurlbert's PIE: 0.7302
Shannon's H: 1.5585
Good's u: 0.9986
Each square represents a species. Square sizes are proportional to counts.
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