Woodlice & Waterlice Checklist

This check list is based on Gregory, S.J. (2009) Woodlice and Waterlice in Britain and Ireland. FSC/ BRC.   Nomenclature follows the current World List of Marine, Freshwater and Terrestrial Isopod Crustaceans (invertebrates.si.edu/isopod)   Valid species names are shown in bold type.  Click on a species name to access its brief species account.   The most recent synonyms, which include a number of minor spelling mistakes perpetuated by earlier British workers, are listed beneath the current name.   * indicates introduced species only found inside heated glasshouses.  

Woodlice and Waterlice of Britain and Ireland: systematic check list

CLASS CRUSTACEA           ORDER ISOPODA                     Sub-order ASELLOTA (Aquatic Waterlice)                                         Family Asellidae                                                   Asellus aquaticus  (Linnaeus, 1758)                                                   Proasellus cavaticus  (Leydig, 1871)                                                             Asellus cavaticus Leydig, 1871                                                             Asellus cavaticus Schiödte, 1871                                                   Proasellus meridianus  (Racovitza, 1919)                                                             Asellus meridianus  Racovitza, 1919                                                   Caecidotea communis  (Say, 1818)                                                             Asellus communis (Say, 1818)                                           Sub-order ONISCIDEA (Terrestrial Woodlice)                               Section Diplocheta                                         Family Ligiidae                                                   Ligia oceanica  (Linnaeus, 1767)                                                   Ligidium hypnorum  (Cuvier, 1792)                               Section Synocheta                                         Family Trichoniscidae                                                   Androniscus dentiger  Verhoeff, 1908                                                   Haplophthalmus danicus  Budde-Lund, 1880                                                   Haplophthalmus mengii  (Zaddach, 1844)                                                             Haplophthalmus mengei  (Zaddach, 1844)                                                   Haplophthalmus montivagus  Verhoeff, 1941                                                   Metatrichoniscoides celticus  Oliver & Trew, 1981                                                   Metatrichoniscoides leydigii  (Weber, 1880)                                                             Metatrichoniscoides leydigi  (Weber, 1880)                                                   *Miktoniscus linearis  (Patience, 1908)                                                   Miktoniscus patiencei  Vandel, 1946                                                   Oritoniscus flavus  (Budde-Lund, 1906)                                                   Trichoniscoides albidus  (Budde-Lund, 1880)                                                   Trichoniscoides helveticus  (Carl, 1908)                                                             Trichoniscoides helveticus  Carl, 1908                                                   Trichoniscoides saeroeensis  Lohmander, 1923                                                   Trichoniscoides sarsi  Patience, 1908                                                   Trichoniscus provisorius  Racovitza, 1908                                                             Trichoniscus pusillus form provisorius Racovitza, 1908                                                   Trichoniscus pusillus  Brandt, 1833                                                             Trichoniscus pusillus form pusillus Brandt, 1833                                                   Trichoniscus pygmaeus  Sars, 1899                                         Family Buddelundiellidae                                                   Buddelundiella cataractae  Verhoeff, 1930                                         Family Styloniscidae                                                   *Cordioniscus stebbingi  (Patience, 1907)                                                   *Styloniscus mauritiensis  (Barnard 1936)                                                   *Styloniscus spinosus (Patience, 1907)                                                             Cordioniscus spinosus (Patience, 1907)                               Section Crinocheta                                         Family Halophilosciidae                                                   Halophiloscia couchii  (Kinahan, 1858)                                                             Halophiloscia couchi  (Kinahan, 1858)                                                   Stenophiloscia glarearum  Verhoeff, 1908                                                             Stenophiloscia zosterae  Verhoeff, 1928                                         Family Philosciidae                                                   *Burmoniscus meeusei  (Holthuis, 1947)                                                             Chaetophiloscia meeusei Holthuis, 1947                                                   Chaetophiloscia sp.  (females only)                                                   *Pseudotyphloscia cf alba                                                   Philoscia muscorum  (Scopoli, 1763)                                                   *Setaphorapatiencei  (Bagnall, 1908)                                                             Chaetophiloscia patiencei (Bagnall, 1908)                                         Family Platyarthridae                                                   Platyarthrus hoffmannseggii  Brandt, 1833                                                             Platyarthrus hoffmannseggi  Brandt, 1833                                                   *Trichorhina tomentosa  (Budde-Lund, 1893)                                         Family Oniscidae                                                   Oniscus asellus ssp. asellus  Linnaeus, 1758                                                   Oniscus asellus ssp. occidentalis Bilton, 1994                                         Family Porcellionidae                                                   *Agabiformius lentus  (Budde-Lund, 1885)                                                   Porcellio dilatatus  Brandt, 1833                                                   Porcellio laevis  (Latreille, 1804)                                                             Porcellio laevis  Latreille, 1804                                                   Porcellio scaber  Latreille, 1804                                                   Porcellio spinicornis  Say, 1818                                                             Porcellio pictus  Brandt & Ratzeburg, 1833                                                   Acaeroplastes melanurus  (Budde-Lund, 1885)                                                             Metoponorthus melanurus  Budde-Lund, 1885                                                   Porcellionides cingendus  (Kinahan, 1857)                                                             Metoponorthus cingendus  (Kinahan, 1857)                                                   Porcellionides pruinosus  (Brandt, 1833)                                                              Metoponorthus pruinosus  (Brandt, 1833)                                         Family Trachelipodidae                                                   *Nagurus cristatus  (Dollfus, 1889)                                                   *Nagurus nanus  (Budde-Lund, 1908)                                                   Trachelipus rathkii  (Brandt, 1833)                                                             Trachelipus rathkei  (Brandt, 1833)                                         Family Cylisticidae                                                   Cylisticus convexus  (De Geer, 1778)                                         Family Armadillidiidae                                                   Armadillidium album  Dollfus, 1887                                                   Armadillidium depressum  Brandt, 1833                                                   Armadillidium nasatum  Budde-Lund, 1885                                                             Armadillidium speyeri  Jackson, 1923                                                   Armadillidium pictum  Brandt, 1833                                                   Armadillidium pulchellum  (Zencker, 1798)                                                   Armadillidium vulgare  (Latreille, 1804)                                                   Eluma caelata  (Miers, 1877)                                                             Eluma caelatum  (Miers, 1877)                                                             Eluma purpurascens  Budde-Lund, 1885                                         Family Armadillidae                                                   *Reductoniscus costulatus  Kesselyák, 1930                                                   *Venezillo parvus  (Budde-Lund, 1885)