Luscinia

Trivial name Latin name
Nightingale Luscinia megarhynchos
Bluethroat Luscinia svecica
White-tailed Rubythroat Luscinia pectoralis
Trush Nightingale Luscinia luscinia
Siberian Rubythroat Luscinia calliope
Siberian Blue Robin Luscinia cyane

comparison of wing and tail configuration1

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