(Pathfinder/Bestiary 3) According to Bestiary 3, the asura (upasunda) has a +3 natural armor bonus to AC (in addition to its insight bonus.) http://paizo.com/pathfinderRPG/prd/bestiary3/asura.html#asura,-upasunda
PCGen isn't giving the upasunda the +3 natural armor bonus.
Completed: At revision: 25557