Tarazona de Aragón
Basic information
Sample name: Tarazona de Aragón
Reference: G. G. Valdés, C. Sesé, and H. Astibia. 1986. Micromamiferos (Rodentia y Lagomorpha) del yacimiento del Miocene medio de Tarazona de Aragon (Depresion del Ebro, Provincia de Zaragoza). Estudios Geológicos 42:41-55 [ER 2414]
Geography
Country: Spain
State: Zaragoza
Coordinate: 41° 54' N, 1° 43' W
Coordinate basis: based on nearby landmark
Time interval: Early Miocene
Zone: MN4b
Max Ma: 16.6
Min Ma: 16.299999
Age basis: zone
Geography comments: "en el término municipal" of Tarazona de Aragón (coordinate based on Tarazona)
"Aragoniense medio... zona D de la biozonación de Daams y Freudenthal (1981)... unidad MN4b" (i.e., approximately 16.6 to 16.3 Ma based on the time scale of Agusti et al. 2001)
"Aragoniense medio... zona D de la biozonación de Daams y Freudenthal (1981)... unidad MN4b" (i.e., approximately 16.6 to 16.3 Ma based on the time scale of Agusti et al. 2001)
Environment
Substrate: ground surface
Lithology: claystone
Habitat comments: "de los niveles 2, 5 y 6, principalmente de este ůltimo que es el mâs rico" (all three levels are dominated by "arcillas")
Methods
Life forms: rodents,other small mammals
Sampling methods: screenwash
Sample size: 161 specimens
Sampling comments: fossils obtained by "levigado de unos 320 kilogramos de sedimento"
Metadata
Sample number: 2628
Contributor: John Alroy
Enterer: John Alroy
Modifier no: John Alroy
Created: 2017-02-20 17:44:22
Modified: 2024-11-03 01:35:48
Abundance distribution
9 species
1 singleton
total count 161
geometric series index: 11.3
Fisher's α: 2.058
geometric series k: 0.6060
Hurlbert's PIE: 0.7904
Shannon's H: 1.7881
Good's u: 0.9938
Each square represents a species. Square sizes are proportional to counts.
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