''Plaesius javanus'', the Jepson's beetle, is a species of clown beetles belonging to the family Histeridae.

Description

''Plaesius javanus'' can reach a length of about . These beetles have a glossy black body, with long and curved jaws and short antennae. Frontlegs are thin and expanded laterally. Elytra show 4–6 longitudinal grooves. Two abdominal rear segments are exposed. These predatory histerid beetles have been introduced in some countries for the control of the banana weevil borer (''

Cosmopolites sordidus ''Cosmopolites sordidus'', commonly known as the banana root borer, banana borer, or banana weevil, is a species of weevil in the family Curculionidae. It is a pest of banana cultivation and has a cosmopolitan distribution, being found in all pa ...

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Distribution

This species is native to Southeastern Asia and Indonesia.

Bibliography

* Mazur, Slawomir (1997) A world catalogue of the Histeridae (Coleoptera: Histeroidea), Genus, International Journal of Invertebrate Taxonomy (Supplement)(1996), database, NODC Taxonomic Code * Ôhara, Masahiro, and Slawomir Mazur (2000) A revision of the genera of the tribe Platysomatini (Coleoptera, Histerida, Histerinae). Part 3. Redescriptions of the type species of ''Althanus'', ''Caenolister'', ''Idister'', ''Diister'', ''Placodes'', ''Plaesius'', ''Hyposolenus'' and ''Aulacosternus''. Insecta Matsumurana (N.S.), vol. 57

References

Histeridae Beetles of Asia Beetles described in 1834 Taxa named by Wilhelm Ferdinand Erichson {{Histeridae-stub