''Dilta'' is a genus of primitive

insect Insects (from Latin ') are pancrustacean hexapod invertebrates of the class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body ( head, thorax and abdomen), three pairs ...

s belonging to the family

Machilidae The Machilidae are a family of insects belonging to the order Archaeognatha (the bristletails). There are around 250 described species worldwide. These insects are wingless, elongated and more or less cylindrical with a distinctive humped thorax ...

. These insects are slender and wingless with dull, often mottled, colouring. They are typically found on the ground in heavily vegetated places. ''Dilta spp'' are restricted to western

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...

and parts of north

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

References

*Chinery, Michael, ''Collins Guide to the Insects of Britain and Western Europe'' 1986 (Reprinted 1991) *McGavin, George C., ''Insects and Spiders'' 2004
Fauna Europaea
Archaeognatha Taxa named by Embrik Strand Insect genera {{Archaeognatha-stub