The #woodlouse #Oniscus #asellus (Oniscidae) is originally distributed in Western #Europe, but today one of the most common isopods in #CentralEurope, occuring e g. in dead wood or #leaflitter and is neozoon in North America. D. T. Bilton (2008), names two morphologically/ecologically different #subspecies, O. asellus asellus and O. asellus #occidentalis.
© #StefanFWirth Bln 2025
Reference
D. T. Bilton (2008):
http://dx.doi.org/10.1111/j.1096-3642.1994.tb01478.x
Photos
O. asellus, #Berlin © S. F. Wirth 2020, edit 2025
