Liaden Universe by Sharon Lee & Steve Miller.

 The series is set at some unspecified time in the future.

 In the wake of a diaspora from a "decrystallizing" galaxy that was mankind's prior home, the human race is divided into three major sub-races: Terran, Liaden and Yxtrang.

Artists: Sharon Lee & Steve Miller

Screen printed on a forest 100% Cotton T-Shirt, in the USA.