I've done a quick search on other sites and the Tasmanian Linc site and nothing comes up. However I have found this court report in The Mercury Newspaper (via the Trove site).
http://trove.nla.gov.au/ndp/del/article/8824176?searchTerm=J...Perhaps James (unofficially) changed his name? I know one of my ancestors did this after he was granted his ticket of leave.