Nychia marshalli var. sappho Kirkaldy, 1901c: 809 (upgraded by Lansbury, 1985: 4). STS: New Guinea, Rigo; not located (Lansbury, 1985).
Nychia marshalli var. atavia Hale, 1925: 17 (syn. Lansbury, 1985: 4). HT: male, Australia, Kimberly distr.; NHRS.
Nychia malayana Lundblad, 1933a: 148 (syn. Lansbury, 1985: 4). STS: Malaysia; NHRS.