Golden hamster stock of hamsters was exported from Syria to the United States in 1971, but apparently none of today's North American pets is descended from these (at least in the female line), because recent mitochondrial DNA studies have established that all domestic golden hamsters are descended from one female – probably the one captured in 1930 in Syria. Since the species was named, the genus "Cricetus" has been subdivided and this species (together with several others) was separated into the genus "Mesocricetus", leading to the currently accepted scientific name for the golden hamster of "Mesocricetus auratus". Following Professor Aharoni's collection in
The Man with the Golden Arm and Jimmy Van Heusen, and recorded by Sinatra backed by Nelson Riddle's orchestra. However, the song was ultimately not used in the film and did not appear on the soundtrack album. Although Sinatra's recording appeared on some bootleg albums, it remained officially unreleased until 2002, when it was included in the box set "Frank Sinatra in Hollywood 1940–1964". Sammy Davis Jr. also recorded a version of the Cahn/ Van Heusen theme, which was released on Decca in 1955. "All compositions by Elmer Bernstein" Orchestra conducted by Elmer Bernstein featuring: The Man with the Golden Arm The Man with the Golden