Elusiodunum

Hello
Does name elusio-dunum (town in France near Montferrand) can be
connect with IE (P)els- = Stone
Elusio-dunum = Stone-fortress ?
http://smallschool.rinet.ru/cgi-bin/etymology.cgi?
single=1&basename=/data/ie/piet&text_number=+906&root=config