''Trisunius'' is a genus of
rove beetle
The rove beetles are a family (Staphylinidae) of beetles, primarily distinguished by their short elytra (wing covers) that typically leave more than half of their abdominal segments exposed. With roughly 63,000 species in thousands of genera, th ...
s.
References
External links
iNaturalist
Staphylinidae genera
Paederinae
{{Staphylinidae-stub