''Lopharthrum'' is a monotypic moth genus of the family

Erebidae The Erebidae are a family of moths in the superfamily Noctuoidea. The family is among the largest families of moths by species count and contains a wide variety of well-known macromoth groups. The family includes the underwings ('' Catocala'') ...

erected by George Hampson in 1895. Its only species, ''Lopharthrum comprimens'', was first described by Francis Walker in 1858. It is found from the Indian subregion to New Guinea and the Solomons.

References

* Calpinae Moth genera {{Calpinae-stub