Genus
Chroicocephalus (Masked gulls)
Chroicocephalus philadelphia. Photo: (c) Marv Elliott, some rights reserved (CC BY-NC)
Chroicocephalus is a genus of medium to relatively small gulls which were included in the genus Larus until recently. Some authorities also include the Saunders’s gull in Chroicocephalus. The genus name Chroicocephalus is from Ancient Greek khroizo, “to colour”, and kephale, “head”.
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