Subfamily Gyginae del Hoyo et al. 2014 (gull)
Aves - Charadriiformes - Laridae
Full reference: J. del Hoyo, N. J. Collar, D. A. Christie, A. Elliott, and L. D. C. Fishpool. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 1: Non-passerines. 1-904
Parent taxon: Laridae according to J. del Hoyo et al. 2014
Sister taxa: Anoinae, Anous, Chlidonias, Chroicocephalus, Creagrus, Gaviota, Gelochelidon, Gygis, Hydrocoloeus, Hydroprogne, Larinae, Larosterna, Larus, Leucophaeus, Limosavis, Onychoprion, Pagophila, Rhodostethia, Rissa, Rynchopinae, Sterna, Sterninae, Sternula, Thalasseus, Xema
Subtaxa: none
Ecology: ground dwelling carnivore
Distribution: there are no occurrences of Gyginae in the database