Copelatinae is a subfamily of

diving beetle The Dytiscidae – based on the Greek ''dytikos'' (δυτικός), "able to dive" – are the predaceous diving beetles, a Family (biology), family of water beetles. They occur in virtually any freshwater habitat around the world, but a ...

s, in the family Dytiscidae. The subfamily contains seven genera: '' Agaporomorphus'', ''

Aglymbus ''Aglymbus'' is a genus of beetles in the family Dytiscidae The Dytiscidae – based on the Greek ''dytikos'' (δυτικός), "able to dive" – are the predaceous diving beetles, a family of water beetles. They occur in virtually a ...

'', ''

Copelatus ''Copelatus'' is a large genus of small diving beetles. There are some 470 described species in the genus, found worldwide, but they are most diverse in tropical South America, Africa and South-East Asia. Systematics The genus ''Copelatus'' i ...

'', '' Exocelina'', '' Lacconectus'', '' Liopterus'', and '' Madaglymbus''. Of these, the largest is ''Copelatus'', which has about 470 described species found worldwide, but most diverse in tropical

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

and South-East Asia.

References

Beetle subfamilies Dytiscidae {{Adephaga-stub