''Rhyzodiastes janus'' is a species of

ground beetle Ground beetles are a large, cosmopolitan distribution, cosmopolitan family (biology), family of beetles, the Carabidae, with more than 40,000 species worldwide, around 2,000 of which are found in North America and 2,700 in Europe. As of 2015, it i ...

in the subfamily Rhysodinae. It was described by R.T. & J.R. Bell in 1985. It is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

Fiji Fiji ( , ,; fj, Viti, ; Fiji Hindi: फ़िजी, ''Fijī''), officially the Republic of Fiji, is an island country in Melanesia, part of Oceania in the South Pacific Ocean. It lies about north-northeast of New Zealand. Fiji consists ...

. ''Rhyzodiastes janus'' measure in length.

References

Rhyzodiastes Beetles of Oceania Insects of Fiji Endemic fauna of Fiji Beetles described in 1985 {{Rhysodinae-stub