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. 2010 Sep 13;28(1):745–758. doi: 10.1093/molbev/msq248

FIG. 1.

FIG. 1.

Sampling sites. Topographic Map of Cameroon showing the study area divided into four ecological zones (AD) and villages sampled in each zone (dots). Dotted lines delimit biogeographic domains as defined in Olivry (1986). Elevation Source: Shuttle Radar Topography Mission, http://www2.jpl.nasa.gov/srtm