Ommatophora Brandt, 1840 Orthozonia Verhoeff, 1840 Polyzoniida is an order of millipedes in the subterclass Colobognatha.

The body is frequently yellowish or even pink, sometimes featuring characteristic black bands.

[3] The family Hirudisomatidae occurs from Spain to the Himalayas in Eurasia, Japan, and in North America from southwest Canada to central Mexico.

The family Polyzoniidae has a holarctic (northern hemisphere) distribution, occurring in the northwest and northeast United States, eastern Canada, and in Europe from the United Kingdom and France to Siberia.

Siphonotidae has a southern distribution, occurring in Brazil and Chile, South Africa, Southeast Asia, Indonesia, Tasmania, and New Zealand.