Phalacrocorax

Trivial name	Latin name
Great cormorant	Phalacrocorax carbo
Double-crested cormorant	Phalacrocorax auritus
Cape Cormorant	Phalacrocorax capensis
Socotra Cormorant	Phalacrocorax nigrogularis

comparison of wing and tail configuration¹

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