Mapimi Biosphere Reserve (Conglomerate Hill)
Basic information
Sample name: Mapimi Biosphere Reserve (Conglomerate Hill)

Reference: P. Rojas and C. Fragoso. 2000. Composition, diversity, and distribution of a Chihuahuan Desert ant community (Mapimí , México). Journal of Arid Environments 44:213-227 [ER 500]
Country: Mexico
State: Durango

Coordinate: 26° 24' N, 103° 51' W
Basis of coordinate: based on nearby landmark
Geography comments: the reserve also extends into Coahuila and Chihuahua but is mostly in Durango
coordinate extrapolated from the town of Mapimí
altitude 1100 to 1470 m
Climate and habitat
Habitat: desert/xeric shrubland
Protection: biosphere reserve
Substrate: ground surface
MAT: 20.8
MAP: 284.0
Habitat comments: "heterogeneous xerophytic shrub" including "grasslands, shrubs of Larrea tridentata, rosette and mixed shrubs, dunes, and other vegetation subtypes"
Life forms: ants
Sampling methods: no design, pitfall traps
Sample size: 735
Years: 1987
Days: 7
Nets or traps: 25
Net or trap nights: 175
Sampling comments: 25 pitfall traps left open for 7 days
Sample: 867
Contributor: John Alroy
Enterer: John Alroy
Created: 2014-04-22 13:46:02
Modified: 2015-10-04 12:31:55
Abundance distribution
19 species
3 singletons
total count 735
standardised richness: not computable
Fisher's α: 3.562
geometric series k: 0.7349
Hurlbert's PIE: 0.7884
Shannon's H: 1.9410
Good's u: 0.9959