Growth and reproduction in a rare desert isopod:Porcellio barroisi(Oniscidea; Porcellionidae) from the Central Negev Mountains

The reproductive pattern ofPorcellio barroisi, a slender, delicate and rare isopod, confined to the rocky habitats of the Central Negev Mountains, is described. This is an iteroparous, spring breeder which matures when 1-year-old, and can breed from two to three times during its life