FIGURE 1 in Two new stygobiotic copepod species from the Tibesti area (Northern Chad) and a re-description of Pilocamptus schroederi (van Douwe, 1915)

FIGURE 1. Locations for sampling of groundwater fauna in the Ounianga-Tibesti region (northern Chad). White arrows: shore of the lakes Ounianga Kebir and Bokou; white circles: the river bank near the village Yebi Bou, a spring near the village Gonoa and the river bed of the Uet Duar at the village Totous.