Sigmoria nigrimontis

Sigmoria nigrimontis is a species of flat-backed millipede in the family Xystodesmidae. It is found in North America.

Subspecies

These four subspecies belong to the species Sigmoria nigrimontis:Sigmoria nigrimontis angulosa Shelley, 1981^{i c g}Sigmoria nigrimontis intermedia ^{i c g}Sigmoria nigrimontis nigrimontis ^{i c g}Sigmoria nigrimontis unicoi Shelley, 1981^{i c g}
Data sources: i = ITIS, c = Catalogue of Life, g = GBIF, b = Bugguide.net