Basic information
Sample name: Negratín-1
Sample aka: NGR-1

Reference: R. Minwer-Barakat, A. García-Alix, J. Agustí, E. Martín Suárez, and M. Freudenthal. 2009. The micromammal fauna from Negratín-1 (Guadix Basin, southern Spain): new evidence of African-Iberian mammal exchanges during the late Miocene. Journal of Paleontology 83(6):854-879 [ER 2416]
Country: Spain
State: Granada

Coordinate: 37° 36' N, 2° 46' W
Basis of coordinate: based on nearby landmark
Geography comments: "4 km south of Cuevas del Campo, close to the road connecting this village with the Negratín Dam" (coordinate based on Cuevas del Campo)
"late Turolian (MN13)" and more specifically "latest Miocene, between 5.96 and 5.3 Ma" (meaning late MN13)
Climate and habitat
Substrate: ground surface
Lithology: siltstone
Habitat comments: "a 50 cm thick level of black lutites with abundant organic matter, gastropods and root traces" (presumed to be a silt, possibly a clay, but probably not because the authors describe "laminated clays" higher in the section that are certainly not the same)
Life forms: rodents, other small mammals
Sample size: 121
Sampling comments: other taxa and collecting methods not discussed
Sample: 2630
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-21 13:03:30
Modified: 2017-02-21 13:03:30
Abundance distribution
12 species
0 singletons
total count 121
standardised richness: 12.0
Fisher's α: 3.309
geometric series k: 0.7867
Hurlbert's PIE: 0.8717
Shannon's H: 2.2327
Good's u: 1.0000