Micropterigidae are probably the most primitive family in the order Lepidoptera, sometimes even treated as a separate order of insects (Scoble 1992: 192). Distributed with 118 described species in all major zoogeographical regions, but many specimens in several collections remain unnamed (Kristensen 1984).
Identification: Benander 1953, Gozmány 1965, Heath 1958, 1976a, Razowski 1975, Snellen 1882, Toll 1959a, Tutt 1899, Viette 1948, Zagulyaev 1989a.
Nomenclature according to Fauna Europaea.
Species in Belgium: 6.