Pareja
Basic information
Sample name: Pareja

Reference: R. Daams, M. Freudenthal, J. I. Lacomba, and M. A. Alvarez. 1989. Upper Oligocene micromammals from Pareja, Loranca Basin, prov. of Guadalajara, Spain. Scripta Geologica 89:27-56 [ER 2426]
Geography
Country: Spain

State: Guadalajara


Coordinate: 40° 33' N, 2° 39' W
Coordinate basis: based on nearby landmark

Formation: Lower Detrital

Time interval: Late Oligocene

Zone: MP25b

Age basis: zone

Geography comments: "in a road-cut on the western side of the road from Pareja to Alcocer" (coordinate based on Pareja)
"part of the Lower Detrital Formation"
the authors "reject the artificial framework of the MP zones"; MP25b assignment is based on Vianey-Liaud et al. (2014)

Environment
Substrate: ground surface

Lithology: marl

Habitat comments: "a beige and green marl intercalated between coarse sandstones"

Methods
Life forms: rodents

Sampling methods: screenwash

Sample size: 609 specimens

Sampling comments: "C. 2050 kg of sediment were processed"
additional taxa are not discussed

Metadata
Sample number: 2654

Contributor: John Alroy

Enterer: John Alroy

Created: 2017-02-25 12:18:41

Modified: 2023-09-11 10:34:16

Abundance distribution
8 species
0 singletons
total count 609
geometric series index: 8.7
Fisher's α: 1.301
geometric series k: 0.5328
Hurlbert's PIE: 0.8089
Shannon's H: 1.7672
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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