Porcellio pumicatus
Encyclopedia
Porcellio pumicatus is a species of woodlouse
Woodlouse
A woodlouse is a crustacean with a rigid, segmented, long exoskeleton and fourteen jointed limbs...

 in the genus Porcellio
Porcellio
Porcellio is a genus of woodlice in the family Porcellionidae. These crustaceans are found essentially world-wide. A well-known species is the common rough woodlouse, Porcellio scaber....

belonging to the family Porcellionidae
Porcellionidae
Porcellionidae is a terrestrial family of the order Isopoda. The species classified here cannot roll into a ball, as opposed to the species of family Armadillidiidae, which can.This family contains 530 species, found on every continent except Antarctica....

. This species is known to occur in Central Italy
Central Italy
Central Italy is one of the five official statistical regions of Italy used by the National Institute of Statistics , a first level NUTS region and a European Parliament constituency...

 and on Sardinia
Sardinia
Sardinia is the second-largest island in the Mediterranean Sea . It is an autonomous region of Italy, and the nearest land masses are the French island of Corsica, the Italian Peninsula, Sicily, Tunisia and the Spanish Balearic Islands.The name Sardinia is from the pre-Roman noun *sard[],...

. Adults reach about 15 millimetre (0.590551181102362 in) long and can mostly be encountered under stones.
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