OK gotcha!

I found the inspiration for the solution here:
http://marc.info/?l=xindice-users&m=107479137109310&w=2
-
jmerelo@vega:~/tmp/xindice-1.1b4/bin$ ./xindice.sh ac -c
xmldb:xindice://localhost:8180/db -n test
trying to register database
Created : xmldb:xindice://localhost:8180/db/test
jmerelo@vega:~/tmp/xindice-1.1b4/bin$ ./xindice.sh lc -c
xmldb:xindice://localhost:8180/db
trying to register database

        system
        test
        meta

Total collections: 3
--
Looks like that URI is the URL of the xindice in tomcat, buth with
/xindice/? suppressed. That worked perfectly.

I don't think that's in the documentation.

JJ