FYI
New worm-eating 'ghost' slug found in Cardiff garden. Possible/probable alien belonging to a slug group known in Turkey and Georgia
http://news.bbc.co.uk/1/hi/wales/south_east/7498195.stmhttp://www.museumwales.ac.uk/en/rhagor/article/?article_id=193
Rowson B, Symondson WOC (2008) Selenochlamys ysbryda sp. nov. from Wales, UK: a Testacella-like slug new to Europe (Stylommatophora: Trigonochlamydidae). J. Conchology xx:?? [Nothing further about this paper online at this time]
Geoff