Aritosa
Basic information
Sample name: Aritosa

Reference: C. Sesé and J. C. Jiménez-Rodrigo. 2002. Primeros datos paleontologicos del sector occidental de la Cuenca de Madrid: nuevos yacimientos de microvertebrados del Oligocene en Talavera de la Reina (Prov. Toledo). Estudios Geológicos 58:27-43 [ER 2404]
Geography
Country: Spain


Coordinate: 39° 54' 53" N, 4° 52' 6" W
Coordinate basis: stated in text

Time interval: Late Oligocene

Zone: MP26/27

Ma: 25.5

Geography comments: "en las orillas del río Tajo y dentro de una gravera de âridos (Gravera Zamora)"
"situarse... entre las unidades MP 26 Y MP 27" (i.e., roughly 25.5 Ma based on the time scale of Walliser et al. 2016)

Environment
Substrate: ground surface

Lithology: claystone

Habitat comments: "un nivel de arcillas arenosas de unos 60 cm de espesor"

Methods
Life forms: rodents,ungulates

Sampling methods: screenwash

Sample size: 96 specimens

Sampling comments: "se han lavado y tamizado 610 kg de arcillas"

Metadata
Sample number: 2608

Contributor: John Alroy

Enterer: John Alroy

Created: 2017-02-18 21:10:40

Modified: 2023-09-08 12:23:32

Abundance distribution
5 species
3 singletons
total count 96
geometric series index: 16.8
Fisher's α: 1.121
geometric series k: 0.3238
Hurlbert's PIE: 0.0912
Shannon's H: 0.2740
Good's u: 0.9690
Each square represents a species. Square sizes are proportional to counts.
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