Numbers
The genus currently comprises two valid taxa endemic to Florida and two of uncertain staatus that occur throughout eastern and central North America. (Shelley et al. 2006)
Size
Up to 10 cm - about twice as large as other North American millipedes.
Identification
Usually dark reddish-brown with red edges on each segment.
Range
Southeastern US, north to Ohio, and west to Texas.
(1)Habitat
In forest logs, leaf litter.
Print References
Shelley, R., C.T. McAllister & M.F. Medrano. 2006. Distribution of the milliped genus Narceus Rafinesque, 1820 (Spirobolida: Spirobolidae): Occurrences in New England and west of the Mississippi River, and a summary of peripheral localities; first records from Connecticut, Delaware, Maine, and Minnesota. Western North American Naturalist, 66(3): 374-389.