The South Australian government has stepped in to challenge the release of James Vlassakis, one of the notorious Snowtown killers. Camera Icon A police technical services officer removes forensic evidence from the former Snowtown bank where multiple bodies were discovered. Parole Administrative Review Commissioner Michael David KC has confirmed the appeal has been lodged. Photo: Matt Turner Credit: News Corp AustraliaThe Snowtown murders, one of Australia’s most notorious serial killing cases, unfolded between 1992 and 1999. The remains were discovered in May 1999 in an abandoned bank vault in Snowtown, South Australia.