Woodlice & Waterlice of Britain and Ireland

Submitted by Steve Gregory on

Systematic Check List

This check list is based on Woodlice and Waterlice in Britain and Ireland (Gregory, 2009). Nomenclature follows the World List of Marine, Freshwater and Terrestrial Isopod Crustaceans (https://www.marinespecies.org/isopoda)

Click on a species name to access its brief species account outlining identification, distribution and habitats preferences. 

Details of recommended identification keys can be found here.


Order: Isopoda
Suborder: Asellota
Superfamily: Aselloidea
Family: Asellidae
Suborder: Oniscidea
Section: Diplocheta
Family: Ligiidae
Section: Synocheta
Family: Trichoniscidae
Family: Styloniscidae
Section: Crinocheta
Family: Halophilosciidae
Family: Philosciidae
Family: Platyarthridae
Family: Oniscidae
Family: Porcellionidae
Family: Trachelipodidae
Family: Cylisticidae
Family: Armadillidiidae
Family: Armadillidae
Order: Amphipoda
Suborder: Senticaudata
Superfamily: Talitroidea
Family: Arcitalitridae