Armadillidiidae is a family of woodlice, a terrestrial crustacean group in the order Isopoda. Unlike members of other woodlice families, members of this family can roll into a ball, an ability they share with the outwardly similar but unrelated pill millipedes and other animals. This ability gives woodlice in this family their common names of pill bugs or roly polies. Other common names include slaters and doodle bugs. The best known species in the family is Armadillidium vulgare, the common pill bug. Pill bugs are native to Europe, wherefrom they were introduced to the Americas.
Hemilepistus is a genus of woodlice, created by G. H. A. Budde-Lund in 1879 as a subgenus of Porcellio, but raised to the rank of genus by Karl Wilhelm Verhoeff in 1930. It contains the following species:
Porcellio pumicatus is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae. This species is known to occur in Central Italy and on Sardinia. Adults reach about 15 millimetres (0.59 in) long and can mostly be encountered under stones.
Platyarthridae is a family of woodlice, containing the following genera:
Ligia cinerascens is a woodlouse in the family Ligiidae.
Porcellio spinipennis is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae that can be found in such European countries as Austria, France, Germany, Italy, and Slovakia.
Porcellio dilatatus is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae. This species is widespread in Europe, and has also been introduced to North America from Western Europe. They are 15 millimetres (0.59 in) long, are brown coloured and striped. They can be found feeding on alder leaves, but mostly feeds on organic food substrates, such as lettuce in the wild. It also feeds on inorganic metal salts.
Porcellio montanus is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae that can be found in Czech Republic, France, Italy and Switzerland. Only one subspecies have been recorded, Porcellio montanus alpivagusVerhoeff, 1928.
Porcellio albinus is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae that can be found on Canary Islands and in North Africa.
Porcellio uljanini is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae that is endemic to Ukraine.
Porcellio violaceus is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae that can be found in France and Spain.
Porcellio flavocinctus is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae that can be found on islands like Crete, Cyclades, Cyprus, Dodecanese, Malta, North Aegean, and Sicily. It can also be found in such western European countries as Portugal and Spain.
Porcellio granuliferus is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae that is endemic to mainland Spain.
Porcellio auritus is a species of woodlouse in the genus Porcellio belonging to the family Porcellionidae that can be found in Spain.
Trachelipodidae is a family of woodlice, containing the following genera:
Trachelipus is a genus of woodlice in the family Trachelipodidae, containing the following species:
Porcellionides approximatus is a woodlouse that is endemic to Crimea, Ukraine.
Porcellio zarcoi is a species of woodlouse in the Porcellionidae family that is endemic to Madeira.
Scleropactidae is a family of woodlice, with a predominantly Gondwanan distribution. It contains the following genera:
Suarezia is a genus of woodlice, in the family Scleropactidae, containing the two species Suarezia differens and Suarezia heterodoxa, both of which are endemic to Madagascar.
