Trichoniscus pygmaeus Sars, 1898

Khisametdinova, D. D., Nefediev, P. S. & Tuf, I. H., 2016, New records of woodlice in the south of western Siberia, Russia (Isopoda: Oniscidea), Invertebrate Zoology 13 (1), pp. 51-55 : 53-54

Trichoniscus pygmaeus Sars, 1898

MATERIAL EXAMINED. 1 ♂, 3 ♀♀ (including 2 ♀♀ with marsupia) (ASU), Russia ,

southwestern Siberia, Altai Province, Barnaul, South Siberian Botanical Garden , fern greenhouse, 19.06.12.2013, leg. P.S. Nefediev.

DISTRIBUTION. Mainly Europe: Austria, Belgium, Czech Republic, Denmark, Estonia, Finland, France together with Corsica, Germany, Ireland, Great Britain including the Isle of Wight and Northern Ireland, Italy including Sicily, Malta, the Netherlands, Norway, Poland, Romania, Slovakia, Spain together with the Balearic Islands, Portugal (the Azores only), Sweden, Switzerland, Moldova, Ukraine, southern European Russia (Krasnodar Province); also distributed in northern Africa ( Morocco) and introduced to North America ( Canada, USA) ( Vandel, 1960; Leistikow, Wägele, 1999; Schmalfuss, 2003; Kuznetsova, Gongalsky, 2012; Boxshall, 2013).

REMARKS.The genus Trichoniscus Brandt, 1833 and the species T. pygmaeus Sars, 1898 , in southwestern Siberia, as well as the family Trichoniscidae they belong to, are new to the isopod fauna of the Asian part of Russia. In the northern part of its distribution range, T. pygmaeus is abundant in a wide variety of both natural and synanthropic habitats ( Cawley, 1996).