Pieris marginalis macdunnoughii C. Remington, 1954;  Comments: [= macdunnoughii], CO, S WY, N NM; univoltine TL: ?.

Pieris marginalis pseudonapi ♂ USA: COLORADO: Park Co., Leavick Valley, Horseshoe Mtn., 10,600', 20-VII-1984 [MGCL]