Children (6 direct children, 6 direct and indirect children):
Mediterranean gull
Ichthyaetus melanocephalus
Pallas's gull
Ichthyaetus ichthyaetus
Ichthyaetus audouinii
Audouin's gull
Sooty gull
Ichthyaetus hemprichii
White-eyed gull
Ichthyaetus leucophthalmus
Relict gull
Ichthyaetus relictus