Cacomantis

Trivial name	Latin name
Plaintive Cuckoo	Cacomantis merulinus
Chestnut-breasted Cuckoo	Cacomantis castaneiventris
Fan-tailed Cuckoo	Cacomantis flabelliformis

comparison of wing and tail configuration¹

¹ According to Hartmann (2000a, 2000b and 2016)