Ledanca
Basic information
Sample name: Ledanca
Reference: C. Sesé, A. M. Alonso Zarza, and J. P. Calvo. 1990. Nuevas faunas de micromamiferos del Terciario continental del NE de la Cuenca de la Madrid (prov. de Guadalajara, España). Estudios Geológicos 46:433-451 [ER 2408]
Geography
Country: Spain
State: Guadalajara
Coordinate: 40° 51' 46" N, 2° 50' 0" W
Coordinate basis: stated in text
Time interval: Late Miocene
Zone: MN9
Geography comments: "En el cruce de la carretera N-U con la comarcal que va a Ledanca y Argecilla afiora"
"zona H del Vallesiense inferior... corresponde con la unidad MN9"
"zona H del Vallesiense inferior... corresponde con la unidad MN9"
Environment
Substrate: ground surface
Lithology: marl
Habitat comments: "entre niveles calcâreos, un material margoso de tono rosado-violâceo-grisâceo que contiene abundantes fragmentos de gasterópodos"
Methods
Life forms: rodents,other small mammals
Sample size: 32 specimens
Sampling comments: 400 kg of sediment was screenwashed
Metadata
Sample number: 2619
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-19 12:27:46
Modified: 2023-09-08 12:35:09
Abundance distribution
7 species
1 singleton
total count 32
extrapolated richness: 11.6
Fisher's α: 2.765
geometric series k: 0.6609
Hurlbert's PIE: 0.7621
Shannon's H: 1.6671
Good's u: 0.9723
Each square represents a species. Square sizes are proportional to counts.
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Current reference:
Herzog et al. 2003 (ER 1261)