Lepidotrichidae is a family of basal

insect Insects (from Latin ') are Hexapoda, hexapod invertebrates of the class (biology), class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body (Insect morphology#Head, head, ...

s belonging to the order Zygentoma ( silverfish and allies). The family contains the

extinct Extinction is the termination of an organism by the death of its Endling, last member. A taxon may become Functional extinction, functionally extinct before the death of its last member if it loses the capacity to Reproduction, reproduce and ...

'' Lepidotrix'', known from specimens preserved in

Eocene The Eocene ( ) is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (Ma). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene'' comes ...

-aged European amber. The

extant Extant or Least-concern species, least concern is the opposite of the word extinct. It may refer to: * Extant hereditary titles * Extant literature, surviving literature, such as ''Beowulf'', the oldest extant manuscript written in English * Exta ...

genus '' Tricholepidion'', which contains a single species, '' Tricholepidion gertschi'' from western North America, has also been typically considered a member of the family. However, more recent research suggests that the two genera are not particularly closely related, and ''Tricholepidion'' should instead be assigned to its own family Tricholepidiidae.

References

External links

Lepidotrichidae.
Integrated Taxonomic Information System (ITIS). Insect families Taxa named by Filippo Silvestri {{Thysanura-stub