''Pachydrus'' is a genus of

beetle Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 400,000 describ ...

s in the family Dytiscidae, containing the following species:Dytiscidae Species List
at Joel Hallan's Biology Catalog. Texas A&M University. Retrieved on 7 May 2012. * '' Pachydrus brevis'' Sharp, 1882 * ''

Pachydrus cayennensis ''Pachydrus'' is a genus of beetles in the family Dytiscidae, containing the following species:Pachydrus cribratus'' Sharp, 1882 * '' Pachydrus globosus'' (Aubé, 1838) * '' Pachydrus obesus'' Sharp, 1882 * '' Pachydrus obniger'' (Chevrolat, 1863) * '' Pachydrus politus'' Sharp, 1882 * '' Pachydrus princeps'' (Blatchley, 1914) * '' Pachydrus ritsemae'' Régimbart, 1883

References

Dytiscidae {{Dytiscidae-stub