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Variation in female percentage in progenies of Armadillidium vulgare females carrying the f element at the genealogical level. (a) Variation in an isofemale line across 20 generations (unpublished results from our laboratory line WXf from 1990 to 2010). (b) Variation in three successive progenies of four females (1–4) mated with single males (data from [58]). The first, second and third progenies of each female are shown in blue, red and green, respectively.
