The subfamily Nomadinae, or cuckoo bees, has 31 genera in 10 tribes which are all cleptoparasites in the nests of other bees.

Tribes include:
Ammobatini
Ammobatoidini
Biastini
Brachynomadini
Epeolini—(Subtribe Epeolina; Subtribe Odyneropsina; Subtribe Thalestriina)
Hexepeolini
Neolarrini
Nomadini
Townsendiellini
The subfamily Nomadinae, or cuckoo bees, has 31 genera in 10 tribes which are all cleptoparasites in the nests of other bees.
Tribes include:
Ammobatini
Ammobatoidini
Biastini
Brachynomadini
Epeolini—(Subtribe Epeolina; Subtribe Odyneropsina; Subtribe Thalestriina)
Hexepeolini
Neolarrini
Nomadini
Townsendiellini
Apidae