Cybistrini
??Cybistrini is a tribe of predaceous [diving beetle]s in the family Dytiscidae. There are 12 genera and 130 described extant species in Cybistrini. The same set is also called Cybistrinae by authors viewing it as a subfamily of Dytiscidae.
Genera
These twelve genera belong to the tribe Cybistrini:- Austrodytes Watts, 1978
- Bifurcitus Brinck, 1945
- Cybister Curtis, 1827
- Nilssondytes Miller, Michat, & Ferreira Jr., 2024
- Megadytes Sharp, 1882
- Metaxydytes Miller, Michat, & Ferreira Jr., 2024
- Paramegadytes Trémouilles & Bachmann, 1980
- Onychohydrus Schaum & White, 1847
- Regimbartina Chatanay, 1911
- Spencerhydrus Sharp, 1882
- Sternhydrus Brinck, 1945
- Trifurcitus Brinck, 1945
Unknown genus
- ?? costalis
- ?? obovatus
- "Megadytes species, IR57"