Bioclimatic variables.

<p>Bioclimatic variables used for <i>Pristionchus pacificus s</i>pecies distribution models in the programs DIVA-GIS and MAXENT. Variables (sourced from: Worldclim ver. 1.3, October 2004; <a href="http://www.worldclim.org/" target="_blank">http://www.worldclim.org/</a>) are derived from tmean, tmin, tmax and prec (average monthly mean, minimum and maximum temperature, and average monthly precipitation, respectively).