21st Century (2018). For combined trombone quartet and tuba-euphonium quartet. Lost in The Zonules of Zinn is a new work by Jim Pugh for 8-part low brass ensemble. The work was commissioned by and dedicated to Gerry Pagano and the St. Louis Low Brass Collective, with its first performance on January 20, 2015 at the Sheldon Concert Hall in St. Louis. The work is in a contemporary style and is about 11 minutes in length, appropriate for virtuoso performers. The work has many different effects, sounds and contrasts.