Myriapods of North Carolina
Scientific Name:
Common Name:
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View PDFXystodesmidae Members: 2 NC Records

Sigmoria nigrimontis angulosa Shelley, 1981 - No Common Name

Class: Diplopoda (Millipedes) Family: Xystodesmidae Checklist Number: 495.02
Species Status: The type locality is the vicinity of Pensacola, ca. 5 mi. south of Burnsville in Yancey County (Shelley, 1981)
Field Guide Descriptions: Online Photographs: BugGuide, iNaturalist, Google                                                                                 
Distribution in North Carolina
Distribution: The range of this subspecies is surrounded by that of S. n. intermedia (Shelley, 1981). It is located to the west and north of the Black Mountains and includes at least a portion of the Craggy Mountains.
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) does not characterize the habitat used by this subspecies but notes that it occupies the headwaters of two drainages on either side of a divide. Very likely, this subspecies can be regarded as a cove-inhabitant, similar to the desciption given to the other members of this species
See also Habitat Account for General Montane Mesic Forests
Status in North Carolina
Natural Heritage Program Status: [W3]
Natural Heritage Program Ranks: [GNRTNR] [SHS2]
State Protection:
Comments: This species is endemic to a small area within Yancey and Buncombe Counties and is known from only historic records; the most recent listed by Shelley (1981) is 1977. More surveys are needed to document the current status of this species in North Carolina.