Zoosphaerium

Zoosphaerium
A giant pill millipede in the genus Zoosphaerium
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Myriapoda
Class: Diplopoda
Order: Sphaerotheriida
Family: Arthrosphaeridae
Genus: Zoosphaerium
Pocock, 1895

Zoosphaerium is a genus of giant pill millipedes endemic to Madagascar. Some species within this genus express island gigantism. The largest of the known species of giant pill millipede known is Zoosphaerium neptunus, which is capable of growing to lengths of 90 mm (3.5 in).