Julidae is a

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

millipede Millipedes are a group of arthropods that are characterised by having two pairs of jointed legs on most body segments; they are known scientifically as the class Diplopoda, the name derived from this feature. Each double-legged segment is a resu ...

s in the

order Order, ORDER or Orders may refer to: * Categorization, the process in which ideas and objects are recognized, differentiated, and understood * Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of d ...

Julida Julida is an order of millipedes. Members are mostly small and cylindrical, typically ranging from in length. Eyes may be present or absent, and in mature males of many species, the first pair of legs is modified into hook-like structures. Addit ...

, containing more than 600 species in around 20 genera. Its members are largely confined to the

Western Palaearctic The Western Palaearctic or Western Palearctic is part of the Palaearctic realm, one of the eight biogeographic realms dividing the Earth's surface. Because of its size, the Palaearctic is often divided for convenience into two, with Europe, North ...

, with only a few species extending into the

Oriental The Orient is a term for the East in relation to Europe, traditionally comprising anything belonging to the Eastern world. It is the antonym of ''Occident'', the Western World. In English, it is largely a metonym for, and coterminous with, the ...

and

Afrotropical realm The Afrotropical realm is one of Earth's eight biogeographic realms. It includes Africa south of the Sahara Desert, the majority of the Arabian Peninsula, the island of Madagascar, southern Iran and extreme southwestern Pakistan, and the island ...

s. They are united by a characteristic form of the mouthparts, and are classified in the superfamily

Juloidea Julida is an order of millipedes. Members are mostly small and cylindrical, typically ranging from in length. Eyes may be present or absent, and in mature males of many species, the first pair of legs is modified into hook-like structures. Addi ...

of the order

, alongside the families

Trichoblaniulidae Trichoblaniulidae is a family of millipedes belonging to the order Julida Julida is an order (biology), order of millipedes. Members are mostly small and cylindrical, typically ranging from in length. Eyes may be present or absent, and in matu ...

Rhopaloiulidae Rhopaloiulidae is a family of millipedes belonging to the order Julida Julida is an order (biology), order of millipedes. Members are mostly small and cylindrical, typically ranging from in length. Eyes may be present or absent, and in mature ...

and

Trichonemasomatidae Trichonemasomatidae is a family of millipedes belonging to the order Julida Julida is an order of millipedes. Members are mostly small and cylindrical, typically ranging from in length. Eyes may be present or absent, and in mature males of man ...

Genera

The family consists of the following genera:

Select species

Examples of species contained within this family include: * '' Brachyiulus pusillus'' * '' Cylindroiulus punctatus'' * ''

Tachypodoiulus niger ''Tachypodoiulus niger'', known variously as the white-legged snake millipede or the black millipede, is a European species of millipede. It is very similar to other species such as ''Cylindroiulus londinensis'', from which it can be reliably di ...

'' * ''

Ommatoiulus moreletii ''Ommatoiulus moreleti'' (spelt ''moreletii'' in older publications), commonly known as the Portuguese millipede, is a herbivorous millipede native to the western Iberian Peninsula where it shares its range with other ''Ommatoiulus'' species. Fro ...

'' * '' Megaphyllum unilineatum''

References

External links

* * Julida Millipede families {{Myriapoda-stub