Primus to release first studio album in 11 years 04.23.201306.07.2011 by Kyle Gilkeson Primus fans rejoice; Green Naugahyde, the new album from Les Claypool and company will be released on September 13 via ATO / Prawn Songs. After wrapping up its current US tour, Primus will head to Europe for a month-long stint. See all dates here.