Myriapods of North Carolina
Scientific Name:
Common Name:
Family (Alpha):
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View PDFXystodesmidae Members: 31 NC Records

Sigmoria nantahalae Hoffman, 1958 - No Common Name

Class: Diplopoda (Millipedes) Family: Xystodesmidae Checklist Number: 494.00
Field Guide Descriptions: Online Photographs: BugGuide, iNaturalist, Google                                                                                 
Distribution in North Carolina
Distribution: This species is endemic to the extreme southern end of the Appalachians, occurring in both the western mountains of North Carolina but also the adjoining areas of northern Georgia. The area of greatest concentration appears to be in the drainages of the Nantahala and Hiwassee Rivers (Shelley, 1981)
County Map: Clicking on a county returns the records for the species in that county.
 High Mountains (HM) ≥ 4,000 ft.
 Low Mountains (LM) < 4,000 ft.
 Piedmont (Pd)
 Coastal Plain (CP)

Click on graph to enlarge
Habitats and Life History
Habitats: Shelley (1981) describes this species as inhabiting coves but also making use of drier and more open woodlands.
See also Habitat Account for Montane Dry-Mesic Hardwood Forests
Status in North Carolina
Natural Heritage Program Status:
Natural Heritage Program Ranks: [GNR] [S3S4]
State Protection:
Comments: Although endemic to a fairly small area of the Southern Appalachians, this species occurs over a fairly broad area, where it occupies fairly wide range of habitats. A number of recent records exists for this species, all of which indicates that it is comparatively secure within the state.