''Coelhydrus'' is a genus of
predaceous diving beetle
The Dytiscidae, from the Ancient Greek word δυτικός (''dystikos''), meaning "able to dive", are the predaceous diving beetles, a family of water beetles. They occur in virtually any freshwater habitat around the world, but a few species li ...
s in the family
Dytiscidae
The Dytiscidae, from the Ancient Greek word δυτικός (''dystikos''), meaning "able to dive", are the predaceous diving beetles, a family of water beetles. They occur in virtually any freshwater habitat around the world, but a few species l ...
. This genus has a single species, ''Coelhydrus brevicollis''. It is found in South Africa.
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References
Dytiscidae genera
Monotypic Adephaga genera
{{Dytiscidae-stub