- African giant black millipede
- 38.7/6.7 dimension(s)
- United States (Coppell)
The largest millipede in the world was a full grown African giant black millipede (Archispirostreptus gigas) owned by Jim Klinger of Coppell, Texas, USA. "Millie" measured 38.7 cm (15.2 in) in length, 6.7 cm (2.6 in) in circumference and had 256 legs.
The average length for this type of millipede is between 16–28 cm (6–11 in).